Extension services are a keystone of information diffusion in agriculture. This paper exploits a large randomized controlled trial to track diffusion of a new technique in the classic Training and Visit (T&V) extension model, relative to a more direct training model. In both control and...

Market integration is key to ensuring sufficient and stable food supplies. This paper assesses the impediments to market integration in Central and Eastern Africa for three food staples: maize, rice, and sorghum. The paper uses a large database on monthly consumer prices for 150 towns in 13...

As the world approaches the target year of the Millennium Development Goals and passes into the new, post-2015 era, the development community has made a call for a new international development goal of eradication of extreme poverty by 2030. How feasible is that? For most of the developing...

A number of recent studies have empirically documented links between characteristics of World Bank projects and their ultimate outcomes as evaluated by the World Bank's Independent Evaluation Group. This paper explores the in-sample and out-of-sample predictive performance of empirical models...

The report is organized as follows. Chapter one sets out the strategic context for Iraq, including the evolving political situation, macroeconomic context, and poverty and social conditions. Chapter two analyzes the trends in, and composition of, public expenditure, both from economic and...

Countries everywhere are divided into two distinct spatial realms: one urban, one rural. Classic models of development predict faster growth in the urban sector, causing rapid migration from rural areas to cities, lifting average incomes in both places. The process continues until the marginal...

Do export promotion agencies impact the probability of non-exporting firms to export? In the last decade many countries have introduced export promotion agencies to support their firms to deal with asymmetric information problems and make feasible additional gains from trade. Some recent studies...

For a representative sample of manufacturing firms in 26 countries, this paper shows that changes in the cost of importing over time are significantly and negatively correlated with changes in the percentage of firms'material inputs that are of foreign origin. Furthermore, the paper shows that...