This paper analyses the role of ratification quotas in multilateral agreements over emission reduction. The higher is the quota, the lower is the level of emissions in case the agreement comes into force, but the higher is also the risk of failure. In a setting with incomplete information, two...

A profit-maximizing public good supplier endogenously determines the level of the public good and simultaneously negotiates with beneficiaries of the good one by one. A pre-negotiation commitment on the production level of the public good by the supplier enhances the internalization of...

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 char-itable donation. By reneging on initial pledges,...