We propose two characteristics of players' beliefs and study their role in shaping the set of rationalizable strategy … player thinks his type is. The second characteristic, optimism, is related to how "favorable" a player expects the outcome of … and relatively simple expressions that feature type-sensitivity, optimism, and properties of the payoffs. Our results …

We propose two characteristics of beliefs and study their role in shaping the set of rationalizable strategy profiles … thinks his type is. The second characteristic, optimism, is related to how “favorable” a player expects the outcome of the … expressions that involve type-sensitivity, optimism, and payoff characteristics. Our results generalize and clarify the well …