This paper studies infinitely repeated games where players can form coalitions to coordinate their actions via self-enforcing agreements. The proposed notion of "stable agreements" extends a characterization of the set of subgame perfect equilibrium paths by Greenberg (1989, 1990) to account for...

We investigate how rational individuals partition themselves into different coalitions in "hedonic games" [see Banerjee, Konishi and Sonmez (1998) and Bogomolnaia and Jackson (2000)], where individuals' preferences depend solely on the composition of the coalition they belong to. We show that...