Is the variation in bilateral trade flows across countries primarily due to differences in the number of exporting firms (the extensive margin) or in the average size of an exporter (the intensive margin)? And how does this affect the estimation and quantitative implications of the Melitz (2003)...

This report on adaptation to climate variability and change draws together the conclusions of a series of comparative case studies undertaken for the Area-Based Development and Climate Change (ABDCC) project of the Social Development Department of the World Bank. The report contributes to a...

This paper takes a first look at the trade effects of China's Belt and Road Initiative, also referred to as the New Silk Road, on the 71 countries potentially involved. The initiative consists of several infrastructure investment projects to improve the land and maritime transportation in the...

The Belt and Road Initiative, due to its diverse and extensive infrastructure investments, poses a wide range of environmental risks. Some projects have easily identifiable and measurable impacts, such as energy projects' greenhouse gas emissions. Others, such as transportation infrastructure,...

This paper develops a computable spatial equilibrium model of Central Asia and uses it to analyze the possible effects of the Belt Road Initiative on the economy of the region. The model captures international and subnational economic units and their connectivity to each other and the rest of...

Ports have always played an essential role in this highly trade-dependent region. While there are still wide disparities in terms of throughput volumes and capacity, traffic has been growing rapidly in most countries over the last decade. Overall, total throughput in West Africa grew from around...

Ports have always played an essential role in this highly trade-dependent region. While there are still wide disparities in terms of throughput volumes and capacity, traffic has been growing rapidly in most countries over the last decade. Overall, total throughput in West Africa grew from around...

West Africa's coastal areas host about one third of the region's population and generate 56 percent of its GDP. They are home for valuable wetlands, fisheries, oil and gas reserves, and high tourism potential. However, these areas are affected by severe pressures: rapid urbanization along the...

This paper presents early evidence from the first large-scale randomized-controlled trial of a land formalization program. The study examines the links between land demarcation and investment in rural Benin in light of a model of agricultural production under insecure tenure. The demarcation...

Farmers in developing countries face a wide array of risks. Yet they often lack formal financial instruments to protect against risks. This paper examines the impact on consumption, investment, and welfare of the separate provision of three financial products: weather insurance, savings, and...