Managers often use tournament incentive schemes which motivate workers to compete for the top, compete to avoid the bottom, or both. In this paper we test the effectiveness and efficiency of these incentive schemes. To do so, we utilize optimal contracts in a principal-agent setting, using a...

We study risk attitudes, ambiguity attitudes, and time preferences of 661 children and adolescents, aged ten to eighteen years, in an incentivized experiment. We relate experimental choices to field behavior. Experimental measures of impatience are found to be significant predictors of health...