Prediction Markets + Market Predictions = Collective Forecasting That Pays Off

Tag Archives: sports betting lines

What to think of all those Wisdom-Of-Crowds sites popping up like forest mushrooms after an October rain?

Via Art Hutchinson (just out of summer hibernation), this mid-October Wash Post article quoting two usual suspects:
Justin Wolfers, a business professor at the University of Pennsylvania’s Wharton School, said collective wisdom — reflected for instance in the stock prices set jointly by millions of knowledgeable investors in the open market, and in sports betting lines [...]

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