Political Strategy and Prediction Markets

Strategists who want to know when a strategy is effective should pay attention to the market. Here is one losing strategy Edwards should drop:

According to Intrade.com, every time the Edwards presidential campaign (via Elizabeth Edwards) tries to engage Coulter in a catfight, his price plummets. His lowest point was after Elizabeth Edwards' "surprise" call-in to Hardball with Chris Matthews in June 2007.

Mr. Giuliani might want to check out intrade before he takes anymore calls mid-speech.