We consider non-cooperative environments in which two players have the power to commit but cannot sign binding agreements. We show that by committing to a set of actions rather than to a single action, players can implement a wide range of action profiles. We give a complete characterization of...

This note revisits the problem of rent extraction in situations where agents are uncertain about the private information of others, represented by multiple probabilistic assessments. A generalization of convex independence (Crémer and McLean, 1985 and 1988) is necessary and sufficient for full...