On the basis of a conditional contribution experiment conducted in Benin and Uganda, we argue that a conditional u-shaped profile exists, at least in poor communities. Under this profile, individuals invest considerably in public goods when nobody else does, reduce their commitment in reaction...

We experimentally investigate how different information about others' individual contributions affects conditional cooperators' willingness to cooperate in a one-shot linear public goods game. We find that when information about individual contributions is provided, contributions are generally...