post announcement mechanism does not have a significant effect on the cooperation rate. However, the nudge leads to a … striking increase in the cooperation rate. We provide suggestive evidence that the nudge we use provides subjects with a focal …

A growing experimental literature studies the endogenous choice of institutions to solve cooperation problems arising … of institutional choice. Almost all institutions improve cooperation if they are implemented, but they are not always … identified as important determinants of institutional choice. Cooperation tends to be higher under endogenously chosen …

International cooperation on the reduction of greenhouse gas emissions, disarmament, or free trade needs to be … ambitious cooperation. Yet, a proof-of-concept for this important claim is lacking. Based on game theoretical analyses, we … a public good. Subjects differ in their benefits and costs of cooperation. Participation in the negotiations and all …

using dictator and third party punishment games. While altruistic sharing remains temporally stable, the enforcement of …

We show how sanctioning is more effective in increasing cooperation between groups than within groups. We study this … where ethnic identity is salient. Our results suggest that formal institutions for enforcing cooperation are more effective …

literature on tournaments within firms, which shows that competitive compensation schemes reduce cooperation in the short-run, we …