April 24, 2007 · 4:27 p.m.
Inequality Files
James Simons, a 69-year-old publicity shy former math professor, uses complex computer-driven mathematical models to make bets on stocks, bonds and commodities, among other things.His earnings last year were $1.7 billion.
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“There is some question as to what the hell they are doing that is worth” that kind of money, said J. Bradford DeLong, an economist at the University of California, Berkeley. “The answer is damned mysterious.”
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