We analyse belief formation in social networks in a laboratory experiment. Our 3 x 3 design varies the network structure and the amount of information agents have about it. Agents observe an imperfect private signal on the true state of the world and then repeatedly guess the true state,...

We conduct a repeated VCM (voluntary contribution mechanism) experiment using the strategy method and compare contribution behavior in a partner and a stranger matching in both a cold and a hot setting, where the latter differs from the former by allowing participants to revise their strategies...