In many cases, the relationship between environmental pollution and economic development can be generally depicted by an inverted U-shaped curve, or an environmental Kuznets curve, where pollution increases with income at the beginning and decreases after a certain level of income. However, what...

Country-level census data are typically collected once every 10 years. However, conflict, migration, urbanization, and natural disasters can cause rapid shifts in local population patterns. This study uses Sri Lankan data to demonstrate the feasibility of a bottom-up method that combines...

A long literature in demography debates the importance of place for health. This paper assesses whether the importance of dense settlement for child mortality and child height is moderated by exposure to local sanitation behavior. Is open defecation, without a toilet or latrine, worse for infant...

With extensive country and firm-level data sets, this paper first documents that the financial sectors of most Sub-Saharan African countries remain significantly underdeveloped by the standards of other developing countries. The paper also finds that population density appears to be considerably...

Using subnational historical data, this paper establishes the within country persistence of economic activity in the New World over the last half millennium. The paper constructs a data set incorporating measures of pre-colonial population density, new measures of present regional per capita...

Why do larger countries have more armed conflict? This paper surveys three sets of hypotheses forwarded in the conflict literature regarding the relationship between the size and location of population groups: Hypotheses based on pure population mass, on distances, on population concentrations,...

Very few studies currently exist on the long-term impacts of schooling policies in developing countries. This paper examines the impacts -- half a century later -- of a mass education program conducted by the Democratic Republic of Vietnam in the occupied areas during the First Indochina War....