We introduce “group cohesion” to study the economic relevance of social relationships in team production. We …

Many committees—juries, political task forces, etc.—spend time gathering costly information before reaching a decision … decision accuracies over time. Furthermore, groups using majority rule yield especially hasty and inaccurate decisions …

This paper studies experimentally when and how ideological motives shape group decision-making outcomes. Groups …

. However, its relationship with how social groups are formed has received little attention. We design an experiment to analyze … more actively in the team-building task …

We analyze linear, weakest-link and best-shot public goods games in which a distinguished team member, the team … allocator, has property rights over the benefits from the public good and can distribute them among team members. These team … exist in work teams. Our results show that the introduction of a team allocator leads to pronounced cooperation in both …

team projects …

We study bribing in a sequential team contest with multiple pairwise battles. We allow for asymmetries in winning … prizes and marginal costs of effort; and we characterize the conditions under which (i) a player in a team is offered a bribe … by the owner of the other team and (ii) she accepts the bribe. We show that these conditions depend on the ratios of …

We analyze how the gender composition of teams affects team interactions. In an online experiment, we randomly assign … individuals to gender-homogenous or gender-mixed teams. Teams meet in an audio chat room and jointly work on a gender-neutral team … task. By design, effects on team performance can only work through communication. We find that all-male teams communicate …

can hold-up, the lower is the implementable degree of peer dependent incentives. In a setting with team effects … complementary tasks and peer pressure, respectively we show that while team-based incentives are optimal if agents are dispensable …, it may be costly, and in fact suboptimal, to provide team incentives once the agents become indispensable …