The more information is available, and the more predictable are events, the better forecasts ought to be. In this paper forecasts by bookmakers, prediction markets and tipsters are evaluated for a range of events with varying degrees of predictability and information availability. All three...

Corruption is hidden action which distorts allocations of resources away from competitive outcomes. Hence the detection of such actions is both dicult yet important. In many economic contexts, agent actions are unobservable by principals and hence detection is dicult; sport offers a...