Using a Two-Stage Least Squares procedure, we estimate the relationship between ethnic fragmentation and police spending using a cross-section of United States counties. Our results show that, when controlling for community characteristics and accounting for simultaneity bias, ethnic...

Events in Ferguson and Baltimore in the United States in the past 3 years have brought to light issues related to the militarization of police and adverse police–citizen interactions. Through federal programs and grants, local law enforcement agencies have been able to acquire surplus military...