While inequality in resource endowments has been shown to affect cooperation levels in groups, much of this evidence … comes from studies of within-group inequality. In an online public goods experiment, we instead examine the effects of … payoff-irrelevant inequality in resources between groups on cooperation within equal groups. When all groups are poor or rich …

A growing experimental literature studies the endogenous choice of institutions to solve cooperation problems arising … in prisoners' dilemmas, public goods games, and common pool resource games. Participants in these experiments have the … of institutional choice. Almost all institutions improve cooperation if they are implemented, but they are not always …

A growing experimental literature studies the endogenous choice of institutions to solve cooperation problems arising … in prisoners' dilemmas, public goods games, and common pool resource games. Participants in these experiments have the … of institutional choice. Almost all institutions improve cooperation if they are implemented, but they are not always …