We investigate whether tournament prizes that depend on joint output ("variable prize tournaments") can alleviate the sabotage problem which is otherwise inherent in tournament struc- tures. In a game-theoretical model with three contestants, we compare fixed-prize tournaments with tournaments...

We examine theoretically and experimentally how combining between-team and within-team incentives affects behavior in team tournaments. Theory predicts that free-riding is likely to occur when there are only between-team incentives, and offering within-team incentives may solve this problem....