This paper examines historically the World Bank's twin features: lending to developing economies to achieve tangible results and advocating specific development policies. Section 1 provides some conceptual underpinnings for the view that an effective state is essential for development. It asks...

This paper shows that the increased policy-selectivity of aid allocations observed in recent years provides recipient countries an incentive to improve policies. The paper estimates that a change in the World Banks Country Policy and Institutional Assessment policy index from 1.5 to 2 for a...

How can the impact of aid be estimated in the presence of fungibility? And how far does fungibility reduce its benefits? These questions are analyzed in a context where a donor wants to target its efforts on a specific sector and specific geographic areas. A traditional...