We report experimental findings on the role of charitable promises in bargaining settings. We vary the enforceability of such promises within variants of ultimatum games where the proposer suggest a split between himself, the responder and a charitable donation. By reneging on initial pledges,...

Transparency and accountability are often regarded as crucial for good governance and the efficient organization of public affairs. To systematically explore the impact of transparency and accountability on cooperation, we conduct a series of laboratory experiments on a variation of the public...