Any opinions expressed here are those of the author(s) and not those of IZA. Research published inthis series may include views on policy, but the institute itself takes no institutional policy positions.The Institute for the Study of Labor (IZA) in Bonn is a local and virtual international...

We provide an explanation for peer pressure in teams based on inequity aversion. Analyzinga two-period model with two agents, we find that the effect of inequity aversion stronglydepends on the information structure. When contributions are unobservable, agents act as ifthey were purely selfish....