This paper develops a model of the war against illegal drugs in both producer and consumer countries. The paper studies the trade-off faced by the government of the drug consumer country between prevention policies (aimed at reducing the demand for drugs) and enforcement policies (aimed at...

We show that the War on Drugs launched by the Mexican President Felipe Calderón in 2007 pushed drug cartels into large-scale oil thefts. Municipalities that the presidential candidate’s party barely won at the local elections in 2007-2009 exhibit a larger increase in illegal oil taps over the...

We investigate behavioral responses to a staggered disruption in the supply of prescription opioids across U.S. states: the introduction of electronic Prescription Drug Monitoring Programs (PDMPs). Using administrative datasets, we find PDMPs curtail the proliferation of prescription opioids....

We model consumer choices for cannabis in a risky environment and determine the supply of cannabis under prohibition and legalization. While introducing a legal market reduces the profits of illegal providers, it increases cannabis consumption. We show that this trade-off can be overcome by...

We study how NAFTA changed the geography of violence in Mexico. We propose that this open border policy increased trafficking profits of Mexican cartels, resulting in violent competition among them. We test this hypothesis by comparing changes in drug-related homicides after NAFTA's introduction...