A considerable and increasing share of foreign aid stems from private donations. Hence, individual donors can increase social welfare in developing countries by directing their funds to the most effective NGOs. Surprisingly few studies have analyzed whether private donors care about aid...

Experiments involving multiple public goods with contribution thresholds capture many features of charitable giving environments in which donors try to coordinate their contributions across various potential recipients. We present results from a laboratory experiment that introduces endowment...

We conduct a laboratory experiment where third-party spectators can redistribute resources between two agents, thereby offsetting the consequences of controllable and uncontrollable luck. Some spectators go to the limits and equalize all or no inequalities, but many follow an interior allocation...