1. Reexamination of the Perfectness Concept for Equilibrium Points in Extensive Games -- 2. The Chain Store Paradox -- 3. A Note on Evolutionarily Stable Strategies in Asymmetric Animal Conflicts -- 4. A Simple Game Model of Kidnapping -- 5. A Simple Model of Imperfect Competition where 4 Are...

In the literature of psychology and economics it is frequently observed that individuals tend to imitate similar individuals. A fundamental question is whether the outcome of such imitation can be consistent with self-interested behaviour. We propose that this consistency requires the existence...