The availability of windfall revenues from natural resource exports or foreign aid potentially weakens governments' incentives to design efficient tax systems. Cross-country data for developing countries provide evidence for this hypothesis, using a World Bank indicator of "efficiency of revenue...

Recent years have seen a growing interest among donors on taxation in developing countries. This reflects a concern for domestic revenue mobilization to finance public goods and services, as well as recognition of the centrality of taxation for growth and redistribution. The global financial...