Extension is designed to enable lab-to-farm technology diffusion. Decentralized models assume that information flows from researchers to extension workers,and from extension agents to contact farmers (CFs). CFs should then train other farmers in their communities. Such a modality may fail to...

This paper investigates the relationship between mining and spatial inequality in Africa during 2001-12. The identification strategy is based on a unilateral causation between mining and district inequality. The findings show that when minerals are aggregated, mining increases district...

Data from the Groningen Growth and Development Center's Africa Sector Database and the Demographic and Health Surveys reveals that much of Africa's recent growth and poverty reduction has been associated with a substantive decline in the share of the labor force engaged in agriculture. This...

School enrollment has universally increased over the past 25 years in low-income countries. However, enrolling in school does not guarantee that children learn. A large share of children in low-income countries learn little, and they complete their primary education lacking even basic reading,...

As cities grow and spatially expand, agricultural land is converted into residential land. In many developing countries, especially in Sub-Saharan Africa, this process is accompanied by a change in land tenure, whereby plots held under traditional customary arrangements are sold to new urban...

This article documents a positive and sizable correlation between the location of historical Christian missions and the allocation of present-day World Bank aid at the grid-cell level in Africa. The correlation is robust to an extensive set of geographical and historical control variables that...

In this paper, Arbache, Go, and Page examine the recent acceleration of growth in Africa. Unlike the past, the performance is now registered broadly across several types of countries-particularly the oil-exporting and resource-intensive countries and, in more recent years, the large- and...

The paper revisits the issue of poverty-specific purchasing power parities (PPPs), using the most recent (2011) International Comparison Program (ICP) results. The World Bank's global poverty count uses a common international poverty line -- currently $1.90 at 2011 international prices-based on...

This paper studies the cyclical aspects of fiscal policy in Sub-Saharan Africa countries during 1970?2014. It compares the cyclical properties of real government consumption in the region with those in other developing regions and high-income countries, and examines whether there has been a...

Does "infant industry" preferential access durably boost export performance? This paper exploits significant trade policy changes in the United States around the turn of the 21st century to address this question. The expansion of Generalized System of Preferences (GSP) products for less...