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Trillions: How a Band of Renegades Invented the Index Fund Part One

Jill on Money with Jill Schlesinger

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The Theory of Speculation

The theory of speculation was a ph d. Thesis by leuis becelier. He showed mathematically that actually stock prices seemed to move at random and argubly. So argued, at any given time, the marker reflects what people think is the fair price. This was the kernel of efficient markets.

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