This paper examines whether the Colombian government's expansion of social programs in the early 1990s, particularly the publicly provided health insurance, discouraged formal employment. Using household survey data and variation across municipalities in the onset of interviews for the SISBEN,...

Colombia’s rapid and considerable expansion of health insurance coverage in the 1990s provides an opportunity to evaluate in a developing country whether health insurance improves health outcomes. Using administrative data and a regression discontinuity design, we find that babies born from...

We document how manipulation of a targeting system for social welfare programs evolves over time. First, there was strategic behavior of some local politicians in the timing of the household interviews around local elections. Then, there was corrupt behavior with the sudden emergence of a sharp...

This paper estimates the effect of enrollment in a large scale anti-poverty program in Colombia, Familias en Acción, on intent to vote, turnout and electoral choice. For identification the analysis uses discontinuities in program eligibility and variation in program enrollment across voting...

Social programs are often designed under the assumption that individuals make rational decisions that improve their welfare. Yet, informational and behavioral constraints limit the extreme and chronic poor's access and participation in social programs. This paper reviews the implementation and...

We examine how social relationships are related to pro-environment behaviors. We use new data from a nationally representative US sample to estimate latent cluster models in which we describe individuals' profiles of social ties with family, neighbor, and coworkers along two dimensions:...

We evaluate the health effects of a reduction in New Zealand's minimum legal purchase age for alcohol. Difference-in-differences (DD) estimates show a substantial increase in alcohol-related hospitalizations among those newly eligible to purchase liquor, around 24.6% (s.e.=5.5%) for males and...