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

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 …

and decision time. Overall, the data show that more people follow the default if the nudge is made transparent. More … importantly, though, effects of transparency differ depending on whether people are fast or slow in their decision making. In … particular, (only) slow decision makers react more positively (keeping the default) if nudging is made transparent. Moreover, the …

also on the decisions of others. In the present article, we review the literature on decision making made by groups of the …

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 …

. 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 …

also render teams’ identity and social-image concerns salient. We study the effects of tournaments on team performance in a … non-routine task and identify the importance of these behavioral aspects. In a natural field experiment (n>1 …,700 participants), we vary the salience of team identity, social-image concerns, and whether teams face monetary incentives. Increased …