This paper estimates a structural model of economic geography using cross-country data on per capita income, bilateral trade, and the relative price of manufacturing goods. More than 70% of the variation in per capita income can be explained by the geography of access to markets and to sources...

Post-conflict situations face a high risk of reversion to conflict. We investigate the effect of military expenditure by the government during the first decade post-conflict on the risk of reversion. We contrast two theories as to the likely effects. In one, military spending deters conflict by...

We investigate the causes of civil war, using a new data set of wars during 1960-99. We test a `greed’ theory focusing on the ability to finance rebellion, against a`grievance’ theory focusing on ethnic and religious divisions, political repression and inequality. We find that greed...

In this paper, we use firm-level panel data for the manufacturing sector in four African countries to estimate the effect of exporting on efficiency. Estimating simultaneously a production function and an export regression that control for unobserved firm effects, we find both significant...

Usage of health facilities in Ethiopia is among the lowest in the world; raising usage rates is probably critical for improving health outcomes. The government has diagnosed the principal problem as the lack of primary health facilities and is devoting a large share of the health budget to...

Deliberate killing is a common part of the defining features of both homicide and civil war. Often, the scale of killing is also similar: most countries have homicide rates that exceed the threshold of one thousand combat-related deaths during a year that is the standard criterion for civil war....