This paper shows that donors that maximize relative aid impact spread their budgets across many recipient countries in a unique Nash equilibrium, explaining aid fragmentation. This equilibrium may be inefficient even without fixed costs, and the inefficiency increases in the equality of donors'...

The constitutions of the Bretton Woods Institutions require decisions to be taken by weighted voting: each member country possesses a number of votes, depending on its quota allocation, all of which must always be cast as a bloc. This leads to a problem of democratic legitimacy since a member's...

Can process conditionality really enhance poverty reduction in developing countries? This question is addressed in the framework of a politico-economic model considering political distortions both on the recipient and on the donor side. It turns out that process conditionality is a very useful...