We analyze conflicts between communities. A community-specific public good, to which members make voluntary contributions, defines communities. Some, but not all, members of one community may contribute towards another community’s public good. Such ‘bridging’ contributions will not occur...

Standard economic analysis assumes the sets of public and private goods to be exogenously given. Yet societies very often choose the public-private mix, using resources to convert seemingly private goods into ones with public goods characteristics and vice versa. And, in practice, we see a...

Wealthy individuals often voluntarily provide public goods that the poor also consume. Such philanthropy is commonly perceived as legitimizing one’s wealth. Governments routinely exempt the rich from taxation on grounds of their charitable expenditures. We examine the logic of this exemption....

We investigate how voluntary contributions to community-specific public goods affect (a) the relationship between inequality of incomes and inequality of welfare outcomes, and (b) individuals’ material incentives for supporting income redistribution. We show that the nominal distribution of...