IEM Beats the Polls
Bookmark & ShareFebruary 4, 2008
It's generally illegal in the United States to bet real money in a predictive market. But the IOWA ELECTRONIC MARKETS was granted an exemption because it is widely used for academic research. The University of Iowa's business school recently audited the market and found that, since 1988, it beat the conventional polls' accuracy by an average of 74 percent.
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