We argue that the key impediment to accurate measurement of the effect of police on crime is not necessarily … simultaneity bias, but bias due to mismeasurement of police. Using a new panel data set on crime in medium to large U.S. cities … over 1960- 2010, we obtain measurement error corrected estimates of the police elasticity of the cost-weighted sum of …

, drug use, police, and arrests in New York City. We use monthly data from 1970 through 1990 for New York City. We plot the … individual time series for five different non-drug crimes, arrest rates for these crimes, drug deaths, number of police officers … drug use and murders or assaults, holding constant arrest rates and police. In addition, we found evidence of police …

We examine the ill-health retirement of police officers in the forces of England and Wales between 2002-03 and 2009 …-specific differences in human resources policies. Reforms to police pension plans - in particular a shift in the incidence of financing ill …-health retirement from central government to local police authorities - occurred in the mid-2000s. We show these measures impacted on …

-scale randomized trials conducted in collaboration with the state police of Rajasthan, India sought to increase police efficiency and … improve interactions with the public. In a sample of 162 police stations serving almost 8 million people, the first experiment … tested four interventions recommended by police reform panels: limitations of arbitrary transfers, rotation of duty …

We analyze data on NYPD's "stop and frisk program" in an effort to identify racial bias on the part of the police … latter are being stopped despite being a "less productive stop" for a police officer …

While there is much concern about the role of race in police use of force, identifying causal effects is difficult … highlight race as an important determinant of police use of force, including and especially lethal force …