While envy has been studied extensively in adults, the question how envy develops during childhood has not received much attention. To address this gap, we report the results of an artefactual field experiment that investigates and compares the prevalence and development of destructive envy in...

We compare performance in a word based creativity task under three incentive schemes: a flat fee, a linear payment and a tournament. Furthermore, we also compare performance under two control tasks (Raven's advanced progressive matrices or a number-adding task) with the same treatments. In all...