Geoff Gannon October 5, 2018

How Big Can Amazon Get?

(Note to Focused Compounding Members: Geoff here. This is one of my general investing posts – not a specific stock write-up. The first half of this post was made available free for everyone at “Gannon On Investing”. The second half of this article is exclusive for members like you. My actual stock write-ups are always exclusive to Focused Compounding. The first half of my general investing articles are available free at “Gannon On Investing”; you get the whole article here because you’re a member.)

Someone emailed me this question:

I’ve been looking at Amazon for a little short of a year and because the equity doesn’t provide a good price to value ratio and margin of safety, in my view, I’ve held back from investing so far. 

 

There’s a little brainteaser which involves asking people how much sales, as a percentage of total sales, are done online. The numbers people answered were surprisingly high. Right now they make up 10% of total sales in the U.S. and I’m positive that number won’t stop there.

 

Assuming internet sales grow at 8% for the next 10 years (16% right now) one-fifth of sales will be online (also assuming 4% historical growth rate on U.S. retail sales). It would be a $1.8tn industry, x4 the size of today. Is an 8% growth rate overly optimistic given that as the base grows, percentage growth usually slows? Not looking for exact numbers, just rough measures.

 

Amazon has 50% market-share and I would assume that isn’t sustainable and the market’s perception of a winner-takes-all is exaggerated, many businesses could co-exist. I don’t think this is a Facebook/Google “aggregator” situation in which the viability of a new company competing with them decreases as they get more users and advertisers. The viability surely decreases to some extent but not to the extent that it does for the other two advertising companies, the retail industry is also much bigger.  

 

All in all, bigger but perhaps fewer companies will co-exist in the online space, and when it comes to smaller online commerce firms, they’ll perhaps cater more to niches as a European pet food company is doing. However, even a 20% market-share comes out to a huge revenue number when we extrapolate what the internet sales number might be in the future. 

 

Very successful U.S. retailers like Walmart have ~6% market share of total retail sales, that’s significantly higher for specific categories. In terms of online though I would apply a higher than average market share for Amazon because the supply chain is significantly harder to build and optimize (e.g. more nodes) and therefore in my view this increases barriers to entry. My second question is: Do you think this is a fair assumption?

 

Anything I say in this post is not a suggestion to buy Amazon as a stock today. This is because of the price. We’ll get to that at the end of my article. For now, let’s just say that Amazon stock is priced high enough that unless it grows faster than a conservative estimate of how fast internet retail would grow, or it expands into other things (which, of course, it already has), or it pays out dividends, buys back stock, makes good acquisitions, etc. on top of the industry’s growth – your return in the stock could be just so-so. In other words, Amazon keeping its current position in a fast growing online retail industry isn’t going to be enough to get you great returns in the stock. This is because of the starting price of your investment.

 

So, that part of my answer is pessimistic.

 

On the other hand, I think in the very long-term you’ve underestimated Amazon’s likely size. There are several reasons for this.

 

One, I don’t think judging sales nationally by category makes much sense. For example, yes, Wal-Mart may have a certain share of Sporting Goods nationwide or something. But, in reality, Wal-Mart has little presence in certain categories – for example, groceries – in some parts of the country (Northern New Jersey, Southern California, etc.) and yet has a very high share of almost all categories in places like rural Oklahoma. Supermarkets are very, very regional in the U.S. And so national market share is misleading. For example, the financial press often talks about Wal-Mart and Kroger as if they have the strongest position in groceries. In reality, companies like Publix (Florida) and HEB (Texas) probably have the strongest competitive position because they have very high market share in specific states and essentially zero presence anywhere else. In an upcoming podcast (it’ll air next Wednesday), a portfolio manager talked to me and Andrew about why he likes Village Supermarket (VLGEA). Village is a member of the Shop-Rite co-cop (called Wakefern) that has high market share in New Jersey but less presence in surrounding states and no presence in other regions of the country. However, within Village’s home state of New Jersey the Shop-Rite branded co-op has higher market share than Wal-Mart. At least as of a couple years ago, I know there were 4-5 more Shop-Rite stores in New Jersey than there were Wal-Marts that carried fresh food. Kroger has no presence in the state. And the new competition that worries New Jersey supermarket operators the most is from Wegman’s entering the state not from a national chain like Wal-Mart or Whole Foods. Wegman’s started as a New York state supermarket and expanded into adjacent states over time. It is basically in “Mid-Atlantic” states only.

This is a good indication of how misleading market share data can be. Kroger is one of the biggest supermarket companies in the country. New Jersey is the 11th most populous state in the United States, and yet Kroger has 0% market share. Wal-Mart is a leader nationally in food retail. Its market share in New Jersey is not big. There are several regional chains that all sell a lot more food in the state than Wal-Mart does. This, of course, means that Kroger and Wal-Mart have much, much higher market share in food retail in those local markets where they are the #1 or #2 chain. There are good reasons why brick-and-mortar retail breaks down so regionally. There are less good reasons why online retail would break down that way. And while Kroger and Wal-Mart are also-rans in plenty of places around the U.S. in plenty of product categories – there are quite a few cities, counties, and even states where the two chains wouldn’t have a #1 or #2 market share rank – Amazon is a leader in online retail everywhere. It’s not like Amazon is well behind other online retailers in certain states. So, the analog you should use for Amazon’s potential market share is more like Wal-Mart’s market share in general retail in the most rural counties in the U.S., or the market share in groceries of HEB in Texas, Publix in Florida, etc.

 

How big is that market share?

 

It depends on how narrowly you define the regions and the markets. If you define Publix’s market as “traditional” grocery sales (this excludes things like deep discounters) you would get a market share of 55% for the company. That 55% is over its entire trading area. It has greater than 60% market share in some local markets. But, let’s say it’s possible for a company to have 50% market share in something like groceries.

 

HEB operates throughout Texas. But, because Texas consists in large part of 4 metro-areas that don’t really interact that much economically – Houston, Dallas, Austin, and San Antonio are all far enough apart that they are different “regions” of the same state – a retailers market share (like a bank’s market share) will vary tremendously by which metro area you are measuring. HEB’s home market is “South Texas” this includes the Austin and San Antonio markets and goes as far North as Waco (but not Dallas). HEB has 60% market share in South Texas. Wal-Mart is second in South Texas with 27%. No other seller of groceries has a meaningful share of the market in South Texas. So, you have two companies with over 85% of the market and then you have the other 15% of the market in the hands of competitors with 2% or less market share. The best market share data I have for South Texas groceries is…HEB 60%, Wal-Mart 27%, Safeway 2%. Now, companies like Whole Foods operate profitable stores in the area. They just operate a small number of stores that have bigger market share in a very local area. Across the whole region they add up to a low market share.

 

But, this again points to the possibility that you are overestimating the likely fragmentation of online retail. Retail in the U.S. is often fragmented because competitors with the most successful models started in different parts of a state, country, etc. and then slowly grew to the point where they came into contact and competition with each other. For example, HEB started in South Texas and Wal-Mart started in Arkansas. HEB tried to expand into Central Texas early in its history and had problems and focused on South Texas and eventually Northern Mexico as well.

 

What I’m saying is that if competition in online retail is largely a local matter – you’ll get very fragmented market share nationally like you do with retailers in the U.S. But, if online retail makes all of the U.S. market more like a single local market in offline retail – then, it’s entirely possible to have market share breakdowns like: #1) 50% market share, #2) 25% market share, #3) 12% market share, #4) 6% market share…everybody else: 7% market share. And that’s very possible. It may be that the leader in online retail has 50% of U.S. online sales and the top 4 together have 90%. I can think of lots of mature local retail markets where the leader having 50% and the top 4 having 90% is not uncommon. So, it may be that when online retail is fully mature Amazon has 50% market share in the “everything store” category.

 

What we’re talking about here is scale. And a lot of these lists potentially mis-measure the scale that matters. For example, does having 30% market share in one town instead of 10% market share in one town really mean the same thing as going from 5% to 15% market share nationally. When buying Heinz ketchup or Budweiser beer or Kingsford charcoal it might. But, when advertising it certainly doesn’t. You can target ads locally. The fact that some people in New Jersey have heard of Kroger doesn’t help Kroger sell to people in New Jersey. So, concentration at a very local level is useful. Having good density in a state overall – moving a lot of volume of stuff that needs to go through warehouses and trucks and such – also helps. That’s one reason why you have things like the Wakefern co-op and why supermarkets always try to cluster themselves enough. In fact, the reason why some otherwise good concepts have run into trouble is often due to the failure to put enough stores close enough together in the same state. If you don’t do that, you need to rely on someone else to warehouse and move all your stuff.

 

Amazon isn’t at a disadvantage to anyone in delivering this to your front door. So, they have already reached the scale needed to have the ability to move stuff to you quickly and cheaply. Now, they don’t really have the last mile thing down yet. And there are certainly categories where it’s lower cost to buy in-store than online and shipped to your door. Amazon is unlikely to make as much money as PetSmart on dog food if Amazon is shipping it to Prime members and PetSmart is selling it in its stores. But, I can’t think of many categories – I can think of a few, and most are kind of unusual like very high value to weight or very low value to weight – where someone else has an advantage over Amazon in cheaply and quickly getting an item to your door (rather than to a store for pickup).

 

So, we have to think of scale more specifically. What specific kind of concentration are we talking about? And how does it benefit the company?

 

When thinking about market share, scale, etc. it helps to breakdown what kind of concentration you are thinking about. Where does this company have bargaining power? What is the actual corporate function that provides it with profit? Is it having a big share of each customer’s wallet, a big share of all purchases in a certain product category, or a big share of sales in a certain region? Wal-Mart is big nationally. But, there are plenty of towns where Wal-Mart is a total non-factor. There aren’t places where Amazon is a non-factor.

 

What business is Amazon most similar to?

 

Definitely not Wal-Mart. Amazon’s model is much, much closer to Costco’s model. How does Costco’s model differ from Wal-Mart’s model?

 

Costco does not try to be a leading general retailer in specific towns, counties, states, the nation as a whole, etc. What Costco does is focus on getting a very big share of each customer’s wallet. Costco also focuses on achieving low costs for the items it does sell by concentrating its buying power on specific products and therefore being one of the biggest volume purchasers of say “Original” flavor Eggo waffles. It sells these waffles in bulk, offers them in one flavor (Wal-Mart might offer five different flavors of that same product) and thereby gets its customer the lowest price.

 

There’s two functions that Costco performs where it might be creating value, gaining a competitive advantage, etc. One is supply side. Costco may get lower costs for the limited selection it offers. In some things it does. In others, it doesn’t. The toughest category for Costco to compete in is in fresh food. I shop at Costco and at other supermarkets in the area. The very large format supermarkets built by companies like HEB (here in Texas) can certainly match or beat Costco, Wal-Mart, and Amazon (online and via Whole Foods stores) when it comes to quality, selection, and price for certain fresh items. But, what can Costco do that HEB can’t? It can have greater product breadth (offering lots of non-food items) and it can make far, far, far more profit per customer.

 

Let’s look at that metric.

 

So, a big mistake that investors make when looking at things like retailers, restaurants, movie theaters, etc. is that they think about the product being sold and never about the customer. Often, investors don’t know what the customer economics are for a supermarket, Costco, Amazon, etc.

 

This is dumb.

 

It’s like knowing what the net interest margin is for a bank, but not thinking about how likely a customer is to keep their deposits with the bank long-term, add to it each year, make use of all sorts of different financial services, etc. Companies know a lot about customer economics and think a lot about customer economics. Investors don’t.

 

Amazon’s big, big, big advantage – this is the key to its long-term future – is the company’s customer economics. It’s completely different than offline retailers. But, first let’s give an example of how customer economics might work.

 

Investors think about supermarkets in terms of total sales and prices in store as if people are checking the price of bananas at Wal-Mart and Kroger and deciding to buy most of their shopping list this week at Kroger but then going across the street to Wal-Mart to buy the super cheap bananas they’re being offered this week. That’s not how actual shopping works.

 

Supermarket customers in the U.S. might do something like this:

 

– Spend $50 per shopping trip

– Make 2 shopping trips to their primary supermarket each week

 

And supermarket product economics might work like this

 

– 25% gross margin

 

And customer economics might work like this

 

– 75% annual retention rate

 

These are estimates. There are stores where gross margin might be 35%, there are stores (who sell fuel, etc.) where gross margin might be 20%. There are times when customer retention rate might be 50% and other where it might be 75%.

 

But, this is a pretty good estimate. Now, when we think about a retailer we can think in terms of the lifetime value of a customer rather than the annual results of a store. This is a much more sensible approach. After all, when you are buying into a retail stock – you are getting millions of existing customers with your stock purchase. This is totally different than buying 200 supermarkets around the country that are opening their doors for the first time this week. There’s no customer base there yet. But, if the stores are run right, in about 5 years they’ll be much more valuable because they will have built up a loyal customer base. It’s this loyal customer base that creates much of the value in any retail stock you’re buying into as an investor.

 

So, $50 a visit times 2 visits equals $100 times 52 weeks equals $5,200 in annual revenue. Let’s round that down to $5,000 a year. So, a loyal supermarket customer might be a household spending $5,000 a year at the local supermarket of choice. The gross profit from that household will be 25% of $5,000. That’s $1,250 a year. Note that there are 12 months in a year. So, even if we round this down to $1,200 – a loyal supermarket customer is actually equivalent to a subscription business where the subscriber pays $100 a month.

 

Imagine that Netflix charged $100 a month for its service. That’s the kind of economics you get with a loyal supermarket customer. Note this is only true up to the point where the store becomes crowded. It’s not unusual for a company with 25% gross margins to have 21% to 23% SG&A costs. This leaves operating margins in the 2% to 4% range. And it may make the economics of supermarket customers very different than the economics of a Netflix subscriber. SG&A costs at a store can be high. And there are certain unavoidable costs that work like overhead cost absorption.

 

Basically, a low volume store ends up having a greater labor cost component in everything from cashiers to stockers per order because they need a certain base level of service regardless of volume. For reasons I discussed in my Singular Diligence write-up of Village Supermarket (VLGEA) – you can read that report and two dozen other reports like it by becoming a Focused Compounding member – a bigger store with higher inventory turns and simply greater “busyness” has all sorts of wonderful things going for it on cost, quality, etc. It’s an example of a “flywheel” type business. Basically, a supermarket location that is getting more and more crowded has store economics that are spiraling upwards. It can lower total costs, increase freshness of the product, increase the store size through additions to the store. It can – over the years – lower prices, increase quality, and increase selection. Meanwhile, a supermarket location that is getting less and less crowded is in a downward death spiral. It’s not just that costs can get higher. The supermarket may end up with slower moving inventory, need to cut back on employee hours, it’ll start skimping on investment in the store – it won’t just became economically an inferior site for the owner. It’ll become less appealing to shoppers too. So, in brick and mortar retail things like return on capital for a supermarket are highly tied to store economics. You’d be surprised at how much better the economics of small, established supermarkets in great locations are versus the biggest chains in the nation. It is not true that Wal-Mart and Kroger have the best economics in the supermarket industry. There are smaller operators with better economics and there always have been. So, nationwide scale is not what drives the best returns on capital in the supermarket business. Maybe it’s customer economics. Let’s return to that now.

 

So, we said a household that’s a loyal shopper at a supermarket might bring in $5,000 in revenue per year and $1,200 in gross profit. This is equivalent to $100 a month in gross profit. But, it might be as low as $8 to $16 per month per loyal customer in EBIT (this is 2% to 4% of the roughly $400 in sales per household per month). In the U.S., there are often both state and federal income taxes. For brick and mortar retailers – the tax code is pretty tough. Companies like Google aggressively avoid taxes. This isn’t possible with a chain of supermarkets. You have to pay taxes to both the U.S. government and to the state governments where you have stores. The result is probably like a 25% tax rate. So, $100 in gross profits becomes like $8 to $16 in pre-tax income which becomes $6 to $12 per customer per month in after-tax profit. In reality, a MARGINAL customer can add much, much, MUCH more value to a supermarket than $6 to $12 a month after-tax. Most supermarkets are nowhere near 100% full. And they will operate below breakeven if they are pretty empty. Also, new supermarket locations will lose money at first. They might have negative cash flow for a year or two and not payback the original investment till 3-5 years down the road (and this is in the case of a successful supermarket opening).

 

But, let’s pretend that the economics of a supermarket are this simple…

 

Each loyal customer adds:

 

$400 a month in revenue

$100 a month in gross profit

$16 a month in EBIT

AND
$12 a month in after-tax profit / free cash flow / “owner earnings”

 

Basically, shareholders get:

 

Size of Customer Base * $12 = Monthly Free Cash Flow

 

Or in annual terms:

 

Size of Customer Base * $144 ($12 * 12 months = $144/year) = Annual Free Cash Flow

 

So, we’d assume that a company will make about $150 a year per customer. A company with 10 million customers should make about $1.5 billion a year after-tax (going forward, the tax cut wasn’t in effect last year so all U.S. supermarkets paid much higher taxes last year than they will this year).

 

So, if a supermarket chain has a loyal base of 10 million shopping households (about 8% market share; 10 million customers / 126 million households in the U.S. equals 0.08) it should make something like $1.5 billion a year in “owner earnings” free cash flow, etc. In reality, this would be hard to check because these companies tend to use debt. And some own stores and use debt while others lease stores (instead of using debt). But, we can try to check these numbers roughly against a supermarket that has around 8% market share in the U.S. The closest company to having 8% market share of U.S. groceries is Kroger. It probably has like 7% market share or so.

 

So, let’s check Kroger’s numbers against our estimates. This is what a company with 10 million customers (8% market share) should theoretically look like based on our per customer model:

 

Revenue: $50 billion

Gross Profit: $12.5 billion

EBIT: $1.9 billion

After-Tax Earnings: $1.4 billion

 

What does Kroger really have?

 

Revenue: $100 billion (supermarket sales only – excludes fuel)

Gross Profit: $27 billion (does NOT exclude fuel)

EBIT: $2 billion

After-Tax Earnings: No meaningful figure (but, if taxed at 25% it would have been $1.5 billion).

 

In other words, our per customer economics and Kroger’s actual after-tax earnings for this year match up. Items further up the income statement don’t.

 

So, if Kroger had 10 million customers last year each customer would contribute

 

Revenue per customer: $10,000

Gross profit per customer: $1,250

EBIT per customer: $190

Earnings per customer: $150

 

I’ve found estimates that an average family of 2 (which is almost certainly smaller than the median household size shopping at Kroger, because the median household size in the U.S. is about 2.6 people and I’d assume supermarket customers are on average bigger households than overall U.S. households because single people are the least likely to shop at a supermarket) spends around $5,000 a year on groceries. However, supermarkets – like Kroger – often get 1 to 2 times more revenue from “non-grocery” items than from grocery items. So, if a household spends $5,000 on groceries it may actually spend $10,000 a year at its favorite supermarket. So, again, our per customer model is within the realm of possibility. We might be off by 20% either way. We’re not off by 100%.

 

Okay. Let’s just use after-tax earnings of $150 per customer as our estimate. How much is a present day customer worth to a supermarket?

 

Let’s look at what an “owner earnings” stream would look like for a supermarket. What is one household using this supermarket as its primary shopping destination worth to the owners of the supermarket?

 

This is how much the owners would make from that customer each year.

 

At a 50% retention rate

 

Year 0: $150

Year 1: $75

Year 2: $38

Year 3: $19

Year 4: $9

Year 5: $5

 

At a 75% retention rate

 

Year 0: $150

Year 1: $113

Year 2: $84

Year 3: $63

Year 4: $47

Year 5: $36

 

Now, your question was about Amazon. And I want to move the discussion a little closer to Amazon – and further away from supermarkets. But first we need to discuss stock market value. How much value in the stock market does a company have per customer?

 

A company like Kroger – so, a fairly normal U.S. public company – where the market is kind of indifferent to its future prospects will likely be valued at about 15 times after-tax profit / free cash flow etc.

 

So, the market value per present day customer this implies is:

 

Year 0: $150 * 15 multiple = $2,250

 

That may seem like a very strange way of looking at it. But, I want to stress just how highly the market values a supermarket customer. Basically, the “market value” of a supermarket customer is greater than $2,000. That may not be how supermarket shareholders are thinking. Cable investors often think in terms of EV/Subscriber. Supermarket investors may not. But, they’re basically paying more than $2,000 per household shopping at that supermarket when they buy into that stock.

 

Now, an interesting question to ask is what SHOULD determine the market value per customer. Not what does. But, what should? In other words, if we had to do a really, really long-term discounted cash flow calculation – what variables would matter most?

 

If two companies both have 10 million customers which company should be valued higher and why?

 

Two variables matter

 

One: Annual profit per customer

Two: Retention rate

 

Basically, we’re talking about a DCF here. If Company A and Company B both have 10 million customers and both make $150 per customer the company that should have a higher earnings multiple (P/E or P/FCF) should be the one with the higher retention rate.

 

And now we can talk Costco.

 

Do you want to guess what Costco’s retention rate is?

 

Costco’s 10-K says:

 

Our member renewal rate was 90% in the U.S. and Canada and 87% on a worldwide basis in 2017. The majority of members renew within six months following their renewal date. Therefore, our renewal rate is a trailing calculation that captures renewals during the period seven to eighteen months prior to the reporting date.”

 

What this means is that if we assume a 90% renewal rate that will be an over-estimate of Costco’s true retention rate. Their attrition rate is really greater than 10% a year. But, I’ll simplify by assuming it’s 10% a year. Now, let’s look at what a company with the same exact customer economics I laid out before for supermarkets would look like if it had a customer retention rate like Costco’s (90%).

 

Year 0: $150

Year 1: $135

Year 2: $122

Year 3: $109

Year 4: $98

Year 5: $89

 

Costco’s earnings stream per customer looks very, very different from our theoretical supermarket example. In fact, a present day Costco customer is likely to be continuing to provide the same amount of FCF to Costco 13 years from now as a customer is likely to be providing a supermarket with a 75% retention rate in just 5 years. It’s a totally different business.

 

Costco’s customers are more loyal than your average supermarket customers. Therefore, Costco should be worth much, much more PER CUSTOMER than other stocks.

 

Costco has about 50 million paid members. And it has a market cap of about $100 billion. So, $100 billion / 50 million customers equals a stock market value of $2,000 PER CUSTOMER. Costco operates on very low gross margins. But, its operating margin is about the same as a supermarket. So, $2,000 per customer actually seems like a low market value to me for Costco. The company looks expensive – trading at a P/E of 30 – but that can be deceiving for two reasons. One, the company’s tax rate will drop. For this reason, it is really 10-15% cheaper than it appears to be on last year’s earnings. And, secondly, the retention rate issue.

 

If a company has a retention rate of 90% instead of 75%, it should have a higher P/E. A lot of people don’t agree with this. But, in the long-run, two stocks with the same P/E and different customer retention rates will likely perform in a way where buying the stock that had the higher retention rate would’ve been the better investment. Certainly, the higher the retention rate the more you should pay per customer for a stock.

 

Anyway, our questions for Amazon should be:

 

1) How many customers does Amazon have?

2) How much does Amazon make per customer?

3) What is Amazon’s customer retention rate?

 

4) How many customers will Amazon eventually have?

5) How much will Amazon eventually make per customer?

6) And what will Amazon’s customer retention rate eventually be?

 

One obvious way to do this is to assume that all non-Prime members are worthless till they become Prime members. This might sound like a super conservative and unfair way to judge Amazon. But, I’m not so sure. I think it’s more likely than investors might assume that Amazon’s non-Prime orders are essentially worthless except insofar as they generate leads for Amazon to try to convert to Prime members.

 

So, now let’s ask: how similar is Amazon to Costco?

 

Amazon might have 50-60 million Prime members. Something comparable to Costco. And there are some estimates – not by Amazon – that the renewal rate for Prime members is in excess of 95%.

 

However, there’s a big caveat on that one. Let me go off on a tangent. The research that showed a renewal rate of greater than 95% excluded first year customers. For some companies (though apparently not for Amazon) this is more misleading than you’d think because for all types of customer relationships cancellations are most common the first time the customer has the option not to renew and MUCH less common afterwards. For example, in banking, it’s completely possible for a bank to have a 65% retention rate for depositors who opened their first checking account with the bank within the last 12 months and then a 95% retention rate for depositors who have opened their checking account more than 24 months ago. Very few Americans switch their primary banking relationship once it is 2 years old. There are a lot of reasons for this. Some are intuitive (any new relationship is more susceptible to termination than any old relationship, because it hasn’t been “tested” yet) and some are less intuitive. For example, a small number of people are serial switchers and these people will always make up a larger percentage of new business for any company. So, the pool of new customers is always less commercially monogamous, faithful, price insensitive, etc. than the pool of seasoned business (because the serial switchers will have voluntarily left you leaving only the customers who least like switching relationships with you). As a rule, new business is more fickle than old business. For example, I wrote a report – it’s the Omnicom (OMC) report you can find in the stocks A-Z section of Focused Compounding – talking about the length of relationships between brand owners and their ad agencies. New business wins were less likely to still be with an agency 5 years later than an account the agency had already had for 10+ years. That’s not the agency’s fault. It’s because the account that was most likely to leave your competitor for you is also the account that is most likely to leave you for another competitor.

 

So, let’s pretend non-Prime customers don’t add value to Amazon. But, Prime customers do. And then – because we need to have a number to plug in here – let’s assume that the overall retention rate for Amazon’s prime customers is 90%.

 

So, what if Amazon’s Prime customer retention rate really is 90%?

 

That changes everything about the stock’s intrinsic value. If Amazon is an “everything store” built around cross-selling more and more products to prime customers who will tend to renew at 90% rates – then this company can grow to a size that is totally unthinkable in the brick and mortar retail business.

 

Why?

 

A company’s long-term growth rate is very closely tied to its retention rate. Much more closely than people think. Investors tend to assume that the reason Microsoft, Google, Facebook, Apple, etc. grew so tremendously quickly and to such an eventually huge size is because they were able to sign up incredible numbers of new customers.

 

Investors tend to exaggerate the new customer factor and vastly underestimate the old customer factor.

 

A big reason why many companies can’t snowball to tremendous size is because their snowball keeps melting.

 

But, imagine that literally everyone who ever first uses a Windows computer never again switches to using a non-Windows computer. So, if someone is converted to a Windows user with the release of Windows 3.1 in 1992 and then STAYED a Windows customer all the way till today they would have stayed with Microsoft for 26 years. Even if they canceled now, this means a retention rate north of 96% for such a pool of people.

 

And, yes, there is such a pool of people and it’s not a small pool. A big reason why Microsoft got to be as big as it did is that companies and households that first used Windows in 1992 are still using Windows today. If that’s the case, you don’t have to add many more new customers than your competitors. If you have a 95% renewal rate and they have a 75% renewal rate, their leakage due to attrition is so big that even if they add more truly new customers (gross) than you do each year, you will snowball to a size far, far bigger than them. You can sign up 10% more new customers each year and they can sign up 25% more new customers each year – and they won’t gain on you in relative size that year. They will have grown their customer base by 0% net (25% – 25% = 0%) and you will have grown your customer base by 5% net (10% – 5% = 5%). Fast forward 26 years from 1992 to 2018. If you both started with the same number of customers in 1992, you will now have 3-4 times the installed base they will (in 2018). This is all due to a difference in the renewal rate of 95% for you (basically, an A+) versus 75% for them (basically a run-of-the-mill “C”) for them. They can have the better sales force. If they don’t improve their retention rate, it won’t matter. And obviously if it costs the same amount to develop an operating system regardless of whether it’s installed on 100 million computers or 300 to 400 million computers – you can charge less, you can advertise more, you can spend more on R&D, etc. You’re going to win. And it could all just be from a retention rate difference of 95% versus 75% compounded over a couple decades.

 

So, what is Amazon similar to?

 

Is Amazon similar to Wal-Mart?

 

Is Amazon similar to Costco?

 

Or is Amazon similar to that Microsoft Windows example?

 

One report I read estimates that Amazon’s Prime renewal rates are 73% for those coming off the 30-day free trial, 91% for those coming off their first year, and 96% for those coming off their second year. This means that as Amazon matures (and stops adding new Prime customers) in places like the U.S. its renewal rate will approach 96%. We can definitely assume Amazon’s business model is A LOT closer to Costco’s than to Wal-Mart’s. And, honestly, Amazon’s customer stickiness is almost certain to exceed Costco’s for a ton of reasons.

 

Amazon should be worth more per customer than Costco. And a dollar of revenue / profit / etc. at Amazon should be safer long-term than a dollar of revenue / profit / etc. at Costco. Amazon should grow faster than either Wal-Mart or Costco.

 

Now, the other question is…

 

Where are the economies of scale?

 

Well, another way to think about Amazon – since it’s an online business selling a lot of low value orders that are being shipped very frequently to the same customer households – is to compare it to an MRO. In a way, Amazon is like an MRO (maintenance, repair, and operations) company like Grainger (GWW), Fastenal (FAST), and MSC Industrial Direct (MSM). Amazon has been pushing more and more in this direction. It promotes the use of “dash buttons”, “one-click ordering”, “subscribe and save” ordering, use of same-day shipping, use of 2-hour delivery, and the use of Amazon Logistics in place of UPS, FedEx, USPS, etc. I did reports on Grainger (GWW) and MSC Industrial (MSM) that you can find on the “Stocks A-Z” section of Focused Compounding. Each is a 10,000+ word report. And they do a good job of discussing why the economics of an MRO can be so good and why there’s a tendency for big MROs to take market share from small MROs year after year. Amazon, of course, is in a position where we are saying that it may have similarities to those MROs – but it serves households instead of businesses. So, Amazon can be compared to companies like Costco and companies like Grainger. Amazon may be sort of an online cross between Costco and Grainger. Amazon’s Prime business may be a lot more like that than you’d think. The initial thought is always to compare Amazon to a retailer like Wal-Mart, Best Buy, Staples, Kroger, Home Depot, etc. But, is that the most accurate analog?

 

Maybe the closest analog is Costco or Grainger.

 

Now, as an Amazon Prime customer I can tell you Amazon isn’t perfect in these respects. Amazon Logistics is far, far, far inferior to UPS, FedEx, and the U.S. Postal Service. Deliveries are not reliable. This isn’t surprising. MROs use companies like UPS and FedEx for a reason. They’re hard to duplicate. And lack of reliability in deliveries is what loses you customers. It’s very hard for these companies to ever replace what UPS and FedEx do. So, they don’t. Instead, Amazon and the MROs depend on UPS and FedEx.

 

But, what if Amazon is basically an MRO for Prime households. How does this change the economics? How does this change the long-term growth projection?

 

Let’s frame Amazon’s potential growth that way. Let’s ask how big can a household MRO get?

 

The answer is huge. The addressable market is far, far bigger than any of the other FAANG stocks. Although they are often lumped together – the eventual size of Amazon in terms of revenue should be so much larger than Facebook, Apple, Netflix, or Google can ever get. Their addressable markets – even with 100% market share globally – just can’t compare to the addressable market for a household MRO even if that company never expands beyond the U.S. (and Amazon is already in other countries). But, just the U.S. household MRO market is so much bigger than the smartphone market, the ad supported media market, or subscriber supported media markets globally.

 

Here’s the other thing: Amazon’s spending per prime member is really, really small compared to what it could be. It’s only like $1,300 per prime member. That’s not much more than $100 a month. That’s so incredibly small compared to what a household spends in a month. There is incredible room for Amazon to grow that.

 

How can we measure how much greater “share of wallet” Amazon can get? Well, Costco’s annual revenue per member is roughly double Amazon’s. So, let’s start there. Amazon can definitely double its revenue per prime member in (real) terms. I have little doubt of that. So, given the same number of customers, Amazon should eventually have twice the revenue, profit, etc. it does now.

 

Furthermore, if Amazon’s attrition rate really is 5% then any growth in sales PER PRIME MEMBER above 5% a year will cause an organic REVENUE retention rate greater than 100%. Customer retention of 95% combined with revenue growth per customer of 6% or more will result in the pool of revenue from existing customers growing by at least 1%. In other words, Amazon will grow BEFORE it adds actual new customers. This seems a certainty.

 

Let’s assume that Amazon’s PRIME customers will spend as much at Amazon in 2028 as Costco members spend at Costco today. This means that Amazon’s spending per prime member will grow 7% a year in real terms. Assume retail inflation in the U.S. of about 3% a year and you get an assumption for 10% annual growth in spending per prime member over the next 10 years. Assume Amazon loses 4-5% of its “seasoned” customer base (those who have been Prime members since 2016 or earlier) and you get the revenue, profit, etc. pool from 2016 and earlier vintage prime members growing by like 5-6% a year for the next 10 years.

 

This only assumes that Amazon’s prime members will grow their spending at the site to eventually hit the same level as Costco members.

 

I am BOTH an Amazon Prime member and a Costco member. And I am much, much more loyal to Amazon than to Costco and have been an Amazon Prime member for much longer. I think I’ve been a Prime Member for 13 years. I know I joined the first year it was offered. I’ve never let the membership lapse. I’ve allowed my Costco membership to lapse. Although I have not let my Costco membership stay lapsed for more than 12 months. Usually, I’d be counted in Costco’s “within 6 months of membership renewal date” renewals. So, they would count me like I’ve consistently stayed a customer.

 

Which is more indispensable? An Amazon Prime membership or a Costco membership? No question. Amazon Prime. So, you have growth built in to Amazon because of the existing Prime base of customers. And that’s typical of Costco, of MROs, etc. They really don’t have to add a lot of customers to grow over time.

 

Eventually, I expect Amazon to be much bigger than Facebook, Apple, Netflix, and Google.

 

Some other questions you asked are…

 

How big can the online retail market get in the U.S.?

 

And

 

How big can Amazon’s market share be?

 

A lot of people assume Amazon’s share of online sales will decrease. I’m less sure of that. There are reasons in offline retail why it’s so fragmented. I’m not sure those reasons translate to online. And I just compared Amazon to MROs – and I’m confident that over time the biggest MROs will gain share – not lose it. The internet exacerbates that trend. It is much more winner takes all. Because it changes a situation where there are countless vendors supplying you to just one or two or three. I think a lot of households in the U.S. would be happier being served by fewer vendors. I wouldn’t be surprised if the trend long-term is for households to want 50% of their spending to be done online and 50% to be done offline and for more than 50% of their online spending to be done with one company and for that company to be Amazon.

 

A big reason for this is Amazon’s focus on being the online Costco. It has done everything to invest in stuff that broadens its relationship with its biggest customers. Like someone contacted me recently to talk about whether Amazon entering financial services made sense. And I said that I thought it did. Amazon moving into payments and something similar to a checking account would make a ton of sense because that’s a very sticky business and the kind of thing an online everything store can do well. It would be logical to try to use financial services to drive additional spending at Amazon and increase the habit of spending, getting rewards, discounts, etc. and using Amazon first – sort of like a loyalty card. I don’t think Amazon would pose a big threat to banks like Frost or anything. But, I think if Amazon wants to offer checking account type products for millennial prime customers in exchange for loyalty type discounts at Amazon – that’s only going to help with Amazon’s retention rate and share of wallet. So, that kind of expansion makes sense. Amazon’s video operations make a ton of sense too. Because if I’m telling you that an Amazon Prime customer is worth much, much more than $2,000 than you can spend a ton on video content if you’re using it to acquire customers for less than $2,000 each.

 

All of the FAANG stocks appear to have wide moats, durability, etc. But, to me, the one with the clearest future – and definitely the BIGGEST future – is definitely Amazon.

 

U.S. online penetration may always lack Chinese online penetration, because China had very poorly developed brick and mortar retail and the U.S. had the best developed brick and mortar retail in the world. So, online retailers face primarily very tough offline competition in the U.S. and this is what limits their growth. For example, Costco limits Amazons growth. Wal-Mart limits Amazon’s growth. Kroger limits Amazon’s growth. Best Buy limits Amazon’s growth. Home Depot limits Amazon’s growth. PetSmart limits Amazon’s growth. And so on. This isn’t as true in other countries – and it’s definitely not true in China. Brick and mortar category killers are much more efficient and ubiquitous in the U.S. versus other countries – including and probably especially China.

 

Regardless, China is expected to have online sales be 25% of total sales in 2020. Let’s assume U.S. online penetration eventually reaches the level China will be at in 2020. But, let’s assume it happens much later. Also, let’s assume overall U.S. retail grows at 2% real (population growth is 0.7% right now. So, that’d be real retail spending per capita growing at 1.3% a year – which is not an aggressive assumption given that real output per person in the U.S. grew at 2% real over the last 60 years).

 

So, let’s assume U.S. retail grows at 2% real from now through 2033 (15 years)

 

AND

 

Let’s assume online penetration of total retail grows from 10% to 25% from now through 2033 (again, 15 years)

 

Amazon now has 50% of the 10% slice of overall retail that’s online. So, 5% of total retail. In 15 years, we’ll assume Amazon will have 13% (half of 25% rounded up) of overall retail sales. This assumes that Amazon keeps its 50% market share in online.

 

You’ve said you think that’s unlikely. But, I’ve just looked at the 10 retailers who do the most online sales behind Amazon and honestly – I’m not at all sure I can see any of those guys continuing to grow as fast or faster than Amazon online for as long as 15 years. And if the 10 retailers closest in size to Amazon’s online sales don’t grow faster than Amazon over the next 15 years, I have trouble seeing Amazon’s market share shrinking. Those companies are starting off small bases compared to Amazon. But, in the long-run, I don’t see them making big market share gains against Amazon. And the idea that the number 11 through infinity place online retailers are going to gain share and increase fragmentation in this industry just goes against everything I know about how markets usually develop. So, I don’t think it’s crazy to assume Amazon will have 50% market share in online sales in 2033 and therefore 13% (or even 15%) of total U.S. retail sales in 2033.

 

Let’s just assume 15% of total retail sales here. That’d be 50% market share and 30% online penetration. So, in 2033 – we’re saying shopping will be done 70% offline and 30% online and 50% of the 30% online will be done at Amazon. This will give Amazon 15% of total U.S. retail sales. We’re also saying that U.S. retail sales will compound at 2% real between now and 2033. The U.S. retail market is $3.5 trillion right now. This excludes certain categories that definitely are retail but for various reasons have always been excluded (notably cars and restaurants). I don’t know if Amazon intends to sell cars and deliver restaurant food in a big way. Of course, Amazon does do certain things not captured in retail. But, let’s assume Amazon’s REAL U.S. retail sales in 2033 will be 15% of $3.5 trillion * 1.02^15.

 

Well, $3.5 trillion compounded at 2% a year for 15 years is $4.7 trillion.

 

That’s a real figure.

 

We need to inflate it.

 

Assume 3% inflation for 15 years.

 

Now you have $3.5 trillion compounded at 5% a year for 15 years is $7.3 trillion.

 

And 15% of $7.3 trillion is $1.1 trillion.

 

Let’s just round it down and say an even trillion dollars.

 

Amazon could be doing about a trillion dollars a year in sales in 2033 in the U.S. alone.

 

Does that sound reasonable?

 

How much would it have to grow (in nominal terms) for how long to reach that number?

 

Right now, it’s said that Amazon does $260 billion in U.S. retail sales. We rounded down $1.1 trillion – so let’s round down $260 billion to $250 billion. That gives us a nice, neat quadrupling. We can do that in our head. How fast does something have to compound to go from $1 to $4 in 15 years? It’s close to 10% a year.

 

So, Amazon would have to grow its U.S. retail sales by 10% a year over the next 15 years to do more than $1 trillion in the U.S. in 2033.

 

Does that sound achievable?

 

Definitely. Actually, it sounds pretty achievable even without adding many prime customers. Increased spending per prime customer can drive a lot of that. It’s a do-able number given Amazon’s existing customer base and the possibility of increasing online spending by those existing customers.

 

One way to think about this is online penetration of retail on a per customer basis.

 

A lot of people are thinking “Okay. When can online retail be: 15%, 20%, 25%, or even 50% of total U.S. retail sales?”

 

But, is that the right way to think of it?

 

Should we assume that ALL households will be spending 25% online?

 

Or, should we assume that half of all households will be spending 10% online and the other half of households will be spending 40% online.

 

That second way of saying it makes way more sense to me.

 

It makes a ton of sense to assume that half of all households barely use Amazon, don’t subscribe, etc. And the other half of all households eventually buy like 50% of everything online and do most of that at Amazon.

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