The October 2008 issue of PS published a symposium of presidential and congressional forecasts made in the summer leading up to the election. This article is an assessment of the accuracy of their models.

At its most basic level, the Economic Expectations and Time-for-a-Change Model performed well in that it successfully forecast a Barack Obama victory. It was in estimating the two-party vote that the model underperformed. The point estimate was off by just under five percentage points. While not terrible, the model did not perform as well as it did in earlier years.