We evaluate whether California's state proposition 47 impacted state violent and property crime rates. Passed by the …-level crime rates that exploit heterogeneity in the effects of the proposition on local criminal justice practices. We find little … evidence of an impact on violent crime rates in the state. Once changes in offense definitions and reporting practices in key …

equilibrium model is developed, exploiting these facts to quantitatively assess the race crime gap, that is the difference in … crime explained by the difference in observables. The model is calibrated relying on US data and solved numerically. The … model captures well relevant dimensions of the crime phenomenon, such as the inmates composition by race, employment status …