Kleck, Gary; Kovandzic, Tomislav; Schaffer, Mark E - C.E.P.R. Discussion Papers - 2005
unlike nearly all previous such studies, we properly account for the endogeneity of gun ownership levels. We discuss the … three main sources of endogeneity bias - reverse causality (higher crime rates lead people to acquire guns for self … endogeneity problems. When the problem is ignored, gun levels are associated with higher rates of gun homicide; when the problem …