Since Mancur Olson's "Logic of collective action" it is common conviction in social sciences that in large groups the prospects of a successful organization of collective actions are rather bad. Following Olson's logic, the impact of an individual's costly contribution becomes smaller if the...

Economic interactions often take place in open communities, in which agents are free to leave a community to join a more preferred one. Tiebout (1956) conjectured that “voting with feet” might generate considerable efficiency gains since individuals with different preferences sort themselves...