10 Richest People of All Time and How They Made Their Fortunes
neatorama.com
neatorama.com
He got into the steel business about a decade later.
But that story isn't as fun as the legend of the rapacious rapscallion, who only got rich stealing an idea nobody wanted and everyone knew about, ten years later.
The tariff point is correct, though. He would not have been so rich. But he was the low-cost producer, anyway, so he wouldn't exactly have been hurting.
Reminds me of the advice to not rely too much on patents but on the business.
When the owner drives a culture of ruthless business excellence (or otherwise), replacing the owner is not a wise business decision.
Standard Oil came up with the idea of owning a wide variety of companies through trusts.
Also, the idea of management by being first among equals, running the company by consensus (in most cases) by a group of executives without exerting authoritarian control was new.
Finally, Rockefeller help write much of anti trust law. I will leave it at that.