A number of papers have suggested that pro-social behaviour in the workplace may be sensitive to the institutional environment, but there is little empirical research that attempts to test this directly using data on worker behaviour. This is the aim of this paper. We show that individuals in...

I show how improper conditioning of beliefs can reduce contribution in public goods environments with interdependent values. I consider a simple model of a binary, excludable public good. In equilibrium, provision of the public good is good news about its value. Naive players who condition...