Understanding the possible pitfalls of survey data is critical for empirical research. Among other things, poor data quality can lead to biased regression estimates, potentially resulting in incorrect interpretations that mislead researchers and policymakers alike. Common data problems include...

Many studies evaluate the impacts of Conditional Cash Transfer (CCT) programs on schooling using self-reports on enrollment and attendance even though there are reasons to doubt the reliability of these data. In this paper, we examine the extent to which school-age girls overstate their school...

This paper formalizes the design of experiments intended speciï¬cally to study spillover effects. . By ï¬rst randomizing the intensity of treatment within clusters and then randomly assigning individual treatment conditional on this cluster-level intensity, a novel set of treatment effects...