How do people move on to make tons of money, even multimillions or billions as an investment banker within an investment banking firm or as an entrepreneur with their own business making closer to billions?

How do investment bankers make billions? Years ago I was briefly a flunky/assistant to the big cheese at Goldman Sachs. As he was the senior partner of this investment banker, I asked him just about the same question. He answered me with an example. Suppose Ford Motor Company wants to build a huge new factory.…

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