In an economy with voluntarily provided public goods and private product varieties, and a general class of CES preferences, it is shown that aggregate public good contribution follows an inverted-U pattern with respect to group size when private and public goods are substitutable in preferences....

We examine alliances between asymmetric countries. We find that the results depend on the nature of the equilibrium. If the equilibrium is an interior one then, with an increase in asymmetry, the level of the alliance-wide defense good decreases and the divergence between the first best and the...

We examine alliances between asymmetric countries. We find that the results depend on the nature of the equilibrium. If the equilibrium is an interior one then, with an increase in asymmetry, the level of the alliance-wide defense good decreases and the divergence between the first best and the...

We examine alliances between asymmetric countries. We find that the results depend on the nature of the equilibrium. If the equilibrium is an interior one then, with an increase in asymmetry, the level of the alliance-wide defense good decreases and the divergence between the first best and the...