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 …

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 …

lockdown corrects this externality, allowing policymakers to buy time to expand the testing scale so as to preserve the testing …

harmed by cooperation in the form of an international market. Our results challenge the conventional wisdom that an …

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 …

We analyze cooperation within a company setting in order to study the relationship between cooperative attitudes and … online experiment. We observe high levels of cooperation and the typical conditional contribution patterns in a modified …, sustained levels of cooperation in our company setting relate to non-financial values of cooperation rather than solely to …