The opportunity to bargain often causes costs for at least one party in many economic situations, e.g. wage negotiations, joint ventures or interfirm cooperation. This paper studies such situations. A "strong" and a "weak" player have to agree how to divide the produced surplus. The "weak"...

This paper investigates experimentally the impact of reciprocal fairness considerations in multilateral bargaining and coalition formation. The consequences for effciency and the distribution of wealth are analyzed. The results show that reciprocal fairness indeed deeply affects the effciency...

Economic and social interaction takes place between individuals with heterogeneous characteristics. We investigate experimentally the emergence and informal enforcement of different contribution norms to a public good in homogeneous and different heterogeneous groups. When punishment is not...