This paper explores the role of unilateral and idiosyncratic affection rents (love) from being married with a specific individual in a matching model with individuals with heterogenous matching frequencies. We show that individuals suffer in expectation from being matched with individuals with...

This paper considers evolutionarily stable decisions about whether to initiate violent conflict rather than accepting a peaceful sharing outcome. Focusing on small sets of players such as countries in a geographically confined area, we use Schaffer's (1988) concept of evolutionary stability. We...

We study endogenous group formation in tournaments employing experimental threeplayer contests. We find that players in endogenously formed alliances cope better with the moral hazard problem in groups than players who are forced into an alliance. Also, players who are committed to expending...