Wide experimental evidence shows that people do care about their opponents' payoff during social interaction. Our research aims to shed light on the relative importance of different motives in non-selfish choices highlighted in the recent literature. After a standard public-good game, one player...

We present an explanation of the high frequency of team production and high level of peer monitoring found in Japanese firms, in terms of a simple and empirically grounded variation in individual utility functions. We argue that Japanese agents are generally characterized by a higher degree,...

This paper investigates the effectiveness of two instruments designed to defer termination in the centipede game: an insurance against termination by the opponent, and an option to offer the opponent a bonus for not terminating the game. The rational prediction in both cases is passing until...

There is strong evidence that people exploit their bargaining power in competitive markets but not in bilateral bargaining situations. There is also strong evidence that people exploit free-riding opportunities in voluntary cooperation games. Yet, when they are given the opportunity to punish...

We use skin conductance responses and self-reports of hedonic valence to study the emotional basis of cooperation and punishment in a social dilemma. Emotional reaction to free-riding incites individuals to apply sanctions when they are available. The application of sanctions activates a...