Do Vigilante Groups Reduce Cartel-Related Violence? An Empirical Assessment of Crime Trends in Michoacán, Mexico opencrim October 1, 2020 Do Vigilante Groups Reduce Cartel-Related Violence? An Empirical Assessment of Crime Trends in Michoacán, Mexico2020-10-01T08:36:42+00:00 Studies in Conflict & Terrorism . Go to Source Author: Juan Del Rio