This paper studies how to form an efficient coalition$da group of people. More specifically, we compare two mechanisms for forming a coalition by running a laboratory experiment and reveal which mechanism leads to higher social surplus. In one setting, we invite the subjects to join a meeting...

Cooperative game theory addresses two problems: coalition formation and payoff distribution. We hypothesize that the existence of the core, which is a fundamental concept in cooperative game theory, affects coalition formation, and we examine this hypothesis through a laboratory experiment. In...

We generalize the null player property (satisfied by the Shapley value) and nullifying player property (satisfied by the equal division solution) to the so-called delta-reducing player property, stating that a delta-reducing player (being a player such that any coalition containing this player...