Sentiments are characteristics of players' beliefs. I propose two notions of sentiments, confidence and optimism, and I study their role in shaping the set of rationalizable strategy profiles in (incomplete information) games with complementarities. Confidence is related to a player's perceived...

In reality, the organizational structure of information — describing how information is transmitted to its recipients — is as important as its content. In this paper, we introduce families of (indirect) information structures, namely meeting schemes and delegated hierarchies, that capture...

This paper proposes an axiomatic approach to study two-player infinitely repeated games. A solution is a correspondence that maps the set of stage games into the set of infinite sequences of action profiles. We suggest that a solution should satisfy two simple axioms: individual rationality and...