Impact evaluation has grown more popular as a method for identifying the causal links between interventions and outcomes. These kind of evaluations assess changes that can be attributed to a particular intervention. Both innovations in statistical methods and the demand for evaluations that can...

The international community is committed to helping partner countries meet the Millennium Development Goal of halving global poverty by 2015. Providing more effective aid and increasing its impact on development is one important contribution to this end. This report takes stock of progress made...

The World Bank's Country Policy and Institutional Assessment (CPIA) assess the conduciveness of a country's policy and institutional framework to poverty reduction, sustainable growth, and the effective use of development assistance. It plays an important role in the country performance ratings...

"Infrastructure projects are often technically complicated and highly customized. Therefore, procurement competition tends to be limited. Competition is the single most important factor toward auction efficiency and anti-corruption. However, the degree of competition realized is closely related...

"The authors examine the empirical evidence in support of the poverty trap view of underdevelopment. They calibrate simple aggregate growth models in which poverty traps can arise due to either low saving or low technology at low levels of development. They then use these models to assess the...

"Regulation is purportedly enacted to serve specific social purposes. In reality, however, it follows a more complex political economy process, where legitimate social goals are mixed with the objectives of particular interest groups. Whatever its justification and objectives, regulation can...