The received characterizations of feasible interim allocations are mostly in the spirit of Border (1991): Fix a family of sets, each containing some player-types, and test the interim allocation under consideration against all these sets. In the published literature, such Border-like...

The assumption that decision makers choose actions to maximize their preferences is a central tenet in economics. This assumption is often justified either formally or informally by appealing to evolutionary arguments. In contrast, this paper shows that in almost every game, payoff maximization...