An interactive estimate. Adjust the assumptions and see how Bezos's wealth compares to the social surplus Amazon generates. All figures FY2025 unless noted.
Inputs: Amazon revenue $716.9B (FY2025 10-K); AWS $128.7B; 3P GMV $575B (Marketplace Pulse); 3P services revenue $172.2B; corporate tax provision $19.1B GAAP, $8.3B cash (Macrotrends); payroll-related taxes ~$25B est. Bezos net worth $240B midpoint (Forbes 2026 $224B, Bloomberg $240–266B). Amazon market cap $2.93T (May 2026). Bezos Amazon ownership ~8.2%.
The question this calculator tries to answer: how much social value has Jeff Bezos created, and how does that compare to the wealth he has personally captured? The framing rests on a counterfactual — what if Bezos had never existed, and Amazon had never been built?
The model assumes that without Bezos, the markets Amazon serves would still be served — but by competitors who are some percentage worse on the relevant dimensions (price, selection, logistics speed, reliability, search quality). The sliders let you specify how much worse, separately for AWS, retail, and the 3P marketplace.
1. AWS ($128.7B, FY2025). Cloud infrastructure. The counterfactual is Microsoft Azure, Google Cloud, Oracle Cloud, or self-hosting. Real alternatives exist and are credible at scale, so the surplus differential is moderate. Note this is B2B: AWS surplus accrues to other firms' margins, not directly to consumers.
2. Retail / ads / Prime ($416B, FY2025 ex-AWS ex-3P-services). First-party retail, advertising, Prime subscriptions. The counterfactual is Walmart, Target, Best Buy, Costco, and the rest of the retail/media stack. Default differential 15%. If you uncheck the "subtract 3P services" option, this stream is applied to the full $588B non-AWS revenue, which double-counts against the GMV slider below.
3. Third-party seller GMV (~$575B, FY2025). Gross merchandise volume flowing through Amazon's marketplace from independent sellers. Not included in Amazon's reported revenue (Amazon only counts its commission/FBA fees, $172.2B in FY2025). For most small 3P sellers, the realistic counterfactual is not "sell on Walmart Marketplace" — it's "don't sell at all," "sell on Etsy at a fraction of the volume," or "build a Shopify site at much higher customer-acquisition cost." This justifies a higher surplus percentage (default 20%).
4. Tax flows (~$44B/year). Corporate income tax provision ($19.1B GAAP for FY2025; cash taxes paid only $8.3B due to 2025 Tax Act accelerated depreciation) plus ~$25B in employer- and employee-side payroll-related taxes generated by Amazon wages.
Caveat on the tax stream. Tax revenue is a transfer, not value creation, so this stream is conceptually weaker than the others. It is also vulnerable to the counterfactual that Amazon-counterfactual workers would mostly hold other jobs paying similar taxes. Treat as a small adjustment, not a major contribution. The default 15% slider position is already heavily discounted; you can drive it to 0 if you find the framing unconvincing.
Some fraction of any "surplus" measured this way is actually transferred from someone else rather than newly created. Specifically: monopsony power suppressing wages, predatory pricing damaging competitors, tax-avoidance reducing public revenue, and use of unpriced externalities (warehouse-worker injuries, road wear from delivery vans). The discount slider applies a haircut to the headline — a defensible default is 10–20%.
| Input stream | Volume | Multiplier | Annual surplus |
|---|---|---|---|
| AWS | $128.7B | 12% | $15.4B |
| Retail / ads / Prime (ex 3P) | $416.0B | 15% | $62.4B |
| 3P seller GMV | $575.0B | 20% | $115.0B |
| Tax flows | $44.1B | 15% | $6.6B |
| Gross annual | ~$199.5B | ||
| Transferred-not-created discount | 15% | −$29.9B | |
| Net annual | ~$169.5B |
The original metric — Bezos's net worth divided by cumulative surplus — compares a stock (his current wealth, the present value of his Amazon claim plus diversified holdings) to an arbitrary flow integrated over a chosen horizon. The denominator scales with the years slider, so the headline "capture share" is partly an artifact of how many years you choose.
A more grounded version: compare each founder's personal wealth to their company's total market capitalization. Market cap is the market's PV estimate of all future profits — a better proxy for "total value created" than a hand-rolled cumulative-surplus figure. The founder-comparator chart above shows this. By that measure: Bezos at 8% of Amazon market cap, Gates at 3% of Microsoft (heavy giving), Zuckerberg at 13% of Meta, Page+Brin at 14% of Alphabet, and the Walton family aggregate at 47% of Walmart (multi-generational concentrated ownership).
Bezos sits low in this peer group. The reason isn't that he created more value relative to his stake — it's that Amazon scaled so much that even an 8% slice is a $240B figure. The same scaling explains Gates: Microsoft is now worth ~$3.2T, but Gates has given away most of his stake.
This is a back-of-envelope sensitivity tool, not an economic study. The methodology has known weaknesses worth stating: