In the efficient allocation of aid, aid is targeted disproportionately to countries with severe poverty and adequate policies. For a given level of poverty, aid tapers in with policy reform. In the actual allocation of aid, aid tapers out with reform. - Aid now lifts about 30 million people a...

I discuss how aid can support growth in small, isolated economies. Small markets frustrate scale economies and competition. Combined with high transport costs, essential inputs become prohibitively expensive. Breaking the coordination problem requires pioneering investment. Since this generates...