In an environment where three-person groups develop a creative solution to an important problem, we examine whether the efficacy of either individual or group-based creativity-contingent incentives depends on whether they take the piece-rate or tournament form. We predict and find that group...

We examine whether knowledge sharing can enhance the efficacy of implicit, trust-based incentives. Using a stark laboratory experiment, we find support for theory suggesting that individuals believe that their knowledge is an important part of their identity, making it costly to share, but...