rewards to performance increases effort, but that they can also backfire, reducing effort. Intrinsic motivation, the internal …. If the incentives crowd-out intrinsic motivation, and the effect is large enough, the net motivational effect on effort …, is one facet of intrinsic motivation, triggered by the combination of high-powered incentives and egoistic principal …

. Given recent interest in theories of reciprocity and intrinsic motivation and their implications for effort provision, the … neoclassical prediction seems less obvious today. To better understand the motivation of these workers, I estimate their labor … with increased effort and extrinsic incentives crowd out motivation for intrinsic workers. …