Does participation in a tournament influence prosocial behaviour in subsequent interactions? We designed an experiment to collect data on charitable donations made by participants out of their earnings from a real-effort tournament. We varied the earnings associated with ranks across our...

The existing literature acknowledges that a mismatch between the experimenter’s and the subjects’ models of an experimental task can adversely affect the interpretation of data from laboratory experiments. We primarily focus on experiments designed to test a hypothesis by comparing behavior...