We explore the relationship between gun prevalence and homicides in the United States from 2003-2019. Unlike previous research, which typically uses an indirect, state-level measure of gun prevalence, we use a direct measure of guns in a narrow geographic area: gun dealers. We find an increase...

One of the most controversial elements of research in gun violence is the debate surrounding which proxy for gun prevalence best captures the true variation in gun availability. We test the effectiveness of several common gun prevalence proxy variables against what is arguably the best measure...