We study spillover effects within co-offending networks by leveraging deaths of co-offenders for causal identification. Our results demonstrate that the death of a co-offender significantly reduces the criminal activities of other network members. We observe a decaying pattern in the magnitude...

This paper analyzes the influence that juvenile offenders serving time in the same correctional facility have on each other's subsequent criminal behavior. The analysis is based on data on over 8,000 individuals serving time in 169 juvenile correctional facilities during a two-year period in...

This paper evaluates the effect on crime of creating a fundamental modern-day institution: centralized professional police forces tasked with preventing crime. We study the 1829 formation of the London Metropolitan Police - the first professional force worldwide. Using newly digitized and...

Many rights are conferred on Dutch youth at ages 16 and 18. Using national register data for all reported victimizations, we find sharp and discontinuous increases in victimization rates at these ages: about 13% for both genders at 16 and 9% (15%) for males (females) at 18. These results are...

Many rights are conferred on Dutch youth at ages 16 and 18. Using national register data for all reported victimizations, we find sharp and discontinuous increases in victimization rates at these ages: about 13% for both genders at 16 and 9% (15%) for males (females) at 18. These results are...

Using data on 100 years of 19th century criminal trials at London's Old Bailey, this paper offers clear evidence of disparate treatment of Irish-named defendants and victims by English juries. We measure surname Irishness and Englishness using place of birth in the 1881 census. Irish-named...

This paper examines the impact of jury racial composition on trial outcomes using a unique dataset of all felony trials in Sarasota County, Florida between 2004 and 2009. We utilize a research design that exploits day-to-day variation in the composition of the jury pool to isolate quasi-random...