We conduct a laboratory experiment with agents working on and principals benefitting from a real effort task in which the agents' performance can only be evaluated subjectively. Principals give subjective performance feedback to agents and agents have an opportunity to sanction principals. In...

This paper reports the results of a large randomized field experiment that investigates the extent to which nudges can stimulate student participation in teaching evaluations. The three nudges that we used were designed to either: (1) heighten students’ perceived impact of teaching...