We investigate the impact of community power on the practice of untouchability in rural India. We model two-dimensional simultaneous group conflict over social norms, wherein an upper and backward (OBC) caste Hindu bloc contests the 'scheduled' castes (SCs) over the extent to which behavioural...

Economic and social interaction takes place between individuals with heterogeneous characteristics. We investigate experimentally the emergence and informal enforcement of different contribution norms to a public good in homogeneous and different heterogeneous groups. When punishment is not...

We investigate the intrinsic motivation of individuals to report, and thereby sanction, fellow group members who lie for personal gain. We further explore the changes in lying and reporting behavior that result from giving individuals a say in who joins their group. We find that enough...