Knowledge about development effectiveness is constrained by two factors. First, the project staff in governments and international agencies who decide how much to invest in research on specific interventions are often not well informed about the returns to rigorous evaluation and (even when they...

This paper investigates the spread of the COVID-19 pandemic and its impact on economic growth across developing countries. It documents the evolution and co-movement of COVID-19 infections with government responses (including health containment measures) across developing countries. It then...

Despite strong evidence of its importance to the welfare of children and societies, early childhood education has been comparatively neglected as a policy priority both before and during the COVID-19 pandemic. This paper seeks to understand what factors have contributed to the lack of priority...

Impact evaluations aim to measure the outcomes that can be attributed to a specific policy or intervention. Although there have been excellent reviews of the different methods that an evaluator can choose in order to estimate impact, there has not been sufficient attention given to questions...

This paper examines the economic impact of international remittances on countries and households in the developing world. To analyze the country-level impact of remittances, the paper estimates an econometric model based on a new data set of 115 developing countries. Results suggest that...

Many countries spend significant resources on investment promotion agencies in the hope of attracting inflows of foreign direct investment. Despite the importance of this question for public policy choices, little is known about the effectiveness of investment promotion efforts. This study uses...

The authors estimate the impact of global merchandise trade distortions and services regulations on agricultural value added in various countries. Using the latest versions of the Global Trade Analysis Project (GTAP) database and the GTAP-AGR model of the global economy, their results suggest...

There are significant weaknesses in some of the traditional justifications for assuming that aid will foster development. This paper looks at what the cross-country aid effectiveness literature and World Bank Operations Evaluation Department reviews have suggested about effective aid, first in...

The importance of distributional issues in policymaking creates a need for empirical tools to assess the social impact of economic shocks and policies. This paper reviews some of the modeling approaches that are currently in use at the World Bank and other international financial institutions....

The literature contains few impact evaluations of health sector reforms, especially those involving broad and simultaneous changes on both the demand and supply sides of the sector. This paper reports the results of a World Bank-funded health sector reform project in China known as Health VIII....