Prediction Markets + Market Predictions = Collective Forecasting That Pays Off

Tag Archives: Enrico Moretti

Prediction markets compute facts and expertise quicker that the mass media do.

Political prediction markets react (with a small delay) to political polls —just like the political experts and the mass media do, too. Hence, in order to discover their true social utility, the prediction markets (which are tools of intelligence) should not be compared to the polls (which are just facts) but to the similar meta [...]

Prediction markets react to polls.

Learning in Investment Decisions: Evidence from Prediction Markets and Polls – (PDF file) – David S. Lee and Enrico Moretti – 2008-12-XX
In this paper, we explore how polls and prediction markets interact in the context of the 2008 U.S. Presidential election. We begin by presenting some evidence on the relative predictive power of polls and [...]

Search

Post Categories