This paper proposes a new identification strategy to estimate the causal impact of illicit drug markets on violence … municipalities that we use as an instrument to uncover the causal effect of illegal cocaine markets on violence. We find that a 10 … violence as different armed groups fight each other, the government and the civil population for their control and extraction …

data for the war on drugs in Colombia, and against consumption in the U.S., to calibrate the unobservable parameters of the … ; Plan Colombia …

in Colombia. This paper uses quarterly time-series data for Colombia 1994-2005 to examine the interaction between legal …