This paper is concerned with the evolutionary stability of social inequality structures. We study the evolution of a population whose members compare their relative wealth to coordinate their actions in a simple tacit bargaining game. We interpret the equilibrium behaviors that players may adopt...

The authors investigates refinements of two solutions, the saddle and the weak saddle, defined by Shapley (1964) for two-player zero-sum games. Applied to weak tournaments, the firsy refinement, the mixed saddle, is unique and gives us a new solution, generally lying between the GETCHA and...