Oct. 23: The Virtues and Vices of Election Prediction Markets

Tuesday featured what, on the surface, would seem to be a fairly neutral day of polling. Of the 11 national polls published on Tuesday, five showed President Obama ahead, four gave a lead to Mitt Romney and two had a tied race. On average among the polls, Mr. Romney led by 0.3 percentage points, the … Continue reading Oct. 23: The Virtues and Vices of Election Prediction Markets