We investigate the relationship between HIV, marriage and nonmarital sexual activity, with a focus on adolescent behaviors. We use data from 45 Demographic and Health Surveys to examine how adolescent behavior among women born from 1958 to 1965 are related to the subsequent spread of HIV over...

One in five Zambian children lives with an HIV/AIDS-infected adult. We estimate the effect that the availability of adult antiretroviral therapy (ART) has on the health of such children. Using a triple difference specification, we find that adult access to ART resulted in increased...

We make use of a new data resource -- merged birth and school records for all children born in Florida from 1992 to 2002 -- to study the relationship between birth weight and cognitive development. Using singletons as well as twin and sibling fixed effects models, we find that the effects of...