Furusawa, Taiji; Kawakami, Toshikazu - In: Journal of Economic Behavior & Organization 68 (2008) 2, pp. 378-389
The paper shows that efficient cooperation processes exhibit gradualism when each player does not know the likelihood that the other player exercises a stochastically available outside option. Two players, asymmetrically informed on this likelihood, play an infinitely repeated prisoner's dilemma...