There is one particularly well-correlated explanation for the higher rates of violent crime in roughly that time window: Ethyl (tetraethyl lead). http://www.mo

There is one particularly well-correlated explanation for the higher rates of violent crime in roughly that time window: Ethyl (tetraethyl lead). http://www.motherjones.com/environment/2013/01/lead-crime-link-gasoline http://www.motherjones.com/environment/2013/01/lead-crime-li... edit: as noted in neighboring posts, "arrest" != "crime"