We document experimentally how biased self-assessments affect the outcome of labor markets. In the experiments, we exogenously manipulate the self-confidence of participants in the role of workers regarding their relative performance by employing hard and easy real-effort tasks. Participants in...

Recent results in experimental and personnel economics indicate that women do not like competitive environments as much as men. This paper presents an experimental design that gives participants the opportunity to enter a tournament as part of a team rather than alone. Although a large and...