Teamwork and cooperation between workers can be of substantial value to a firm, yet the level of worker cooperation often varies between individual firms. We show that these differences can be the result of labor market competition if workers have heterogeneous preferences and preferences are...

Several studies have shown that dictator-game giving declines substantially if the dictator can exploit situational "excuses" for not being generous. In this experimental study we investigate if this result extends to more natural social interactions involving reciprocal behavior. We provide the...

NGOs and other non-profit organizations attract workers who strongly identify themselves with their missions. We study whether these "good guys" are more trust- worthy and how such pronounced group identities affect trust and trustworthiness within the groups and toward out-groups. We find that...

We study, theoretically and empirically, the effects of incentives on the self-selection and coordination of motivated agents to produce a social good. Agents join teams where they allocate effort to either generate individual monetary rewards (selfish effort) or contribute to the production of...