This mixed methods study investigates why fewer than one in five impact evaluations integrates a value-for-money analysis of the development intervention being evaluated. This study distills four main insights from combined analysis of 33 semi-structured and unstructured interviews, surveys of...

What major insights have emerged from development economics in the past decade, and how do they matter for the World Bank? This challenging question was recently posed by World Bank Group President David Malpass to the staff of the Development Research Group. This paper assembles a set of 13...

The effect of structural reforms on growth in Europe and Central Asia is assessed by looking separately at each supply-side channel: capital, labor, and productivity, with the last estimated using the stochastic frontier approach. By controlling for the interaction with the economic cycle, the...

Much micro-econometric evidence suggests that precipitation has wide ranging impacts on vital economic indicators such as agricultural yields, human capital, and even conflict. And yet paradoxically most macro-econometric evidence (especially in the climate economy literature) finds that...

Students around the world are going to school but are not learning-an emerging gap in human capital formation. To understand this gap, this paper introduces a new data set measuring learning in 164 countries and territories. The data cover 98 percent of the world's population from 2000 to 2017....

This paper studies future poverty, inequality, and shared prosperity outcomes using a panel data set with 150 countries over 1980-2014. The findings suggest that global extreme poverty will decrease in absolute and relative terms in the period 2015-2030. However, absolute poverty is likely to...

Women's economic empowerment is not a new issue; nevertheless, it continues to challenge governments and development assistance agencies. One of the reasons for this hurdle may well be that gender advocates and growth devotees are speaking different languages when there is a huge space for them...

For centuries states have engaged in collecting data to serve various interests. In modern times, a data gap has emerged between developing and developed economies, with the latter having more advanced data systems. The authors explore the effects of data transparency on long-run growth for a...