We report two results. First, we evaluate the impact of a nationwide anti-firearm legislation passed by the Brazilian Congress in December 2003 (Estatuto do Desarmamento, henceforth ED). Our identification strategy hinges on the hypothesis that the law had stronger impact in places where gun...

We move forward in identifying the causes of the marked and systematic reduction in the homicide rate in São Paulo state in the 2000s. Its main objective was that of investigating the role of the criminal organization PCC in this process. We constructed a first-difference fixed effects model...

We report two results. First, we evaluate the impact of a nationwide anti-firearm legislation passedby the Brazilian Congress in December 2003 (Estatuto do Desarmamento, henceforth ED). Our identificationstrategy hinges on the hypothesis that the law had stronger impact in places where gun...

This paper reviews the econometric issues in efforts to estimate the impact of the death penalty on murder, focusing on six recent studies published since 2003. We highlight the large number of choices that must be made when specifying the various panel data models that have been used to address...