The tendency to underestimate others' relative performance compared to one's own is widespread among individuals in all work environments. We examine the relationship between, and the driving forces behind, individual overconfidence and voluntary cooperation in team production. Our experimental...

Experimental studies have modeled individual funding of social projects as contributions to a threshold public good. We examine donors' behavior when they face multiple threshold public goods and the possibility of coordinating their contributions via an intermediary. Employing the experimental...