Family and social networks are widely believed to influence important life decisions but identifying their causal effects is notoriously difficult. Using admissions thresholds that directly affect older but not younger siblings' college options, we present evidence from the United States, Chile, Sweden and Croatia that older siblings' college and…

Since 1999, one of the main strategies the Colombian government has used to mitigate coca cultivation is to spray the crops with herbicide, which is carried out from airplanes. In this paper I evaluate the consequences of this strategy for rural households in areas where coca is cultivated, specifically the effects of aerial spraying on child…