We hypothesize the failure of government to protect the rights of individuals from violence committed by youths has led to the formation of youth gangs as protective agencies. Our theory predicts an opposite direction of causality between gang activity and violent crime than is widely accepted....

The use of a taser by law enforcement can substitute for either a gun (a more-violent technology) or a mildly-violent technology (such as pepper spray or hands-on tactics). Which is used affects both the severity of harm when used and the amount of resistance, which affects how often it must be...