An analysis of multiple state firearm laws found that universal background checks were associated with a 14.9% reduction in overall homicide rates, violent misdemeanor laws were associated with a 18.1% reduction in homicide, and "shall issue" laws were associated with a 9.0% increase in homicide.

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An analysis of multiple state firearm laws found that universal background checks were associated with a 14.9% reduction in overall homicide rates, violent misdemeanor laws were associated with a 18.1% reduction in homicide, and "shall issue" laws were associated with a 9.0% increase in homicide.