Criminal Deterrence: A Review of the Literature
"there is robust evidence that crime responds to increases in police manpower and to many varieties of police redeployments"
Source:
eml.berkeley.edu/~jmccrary/chal…
More recent studies since the 2017 review:
"Each additional police officer abates approximately 0.1 homicides."
Source:
nber.org/papers/w28202
"Findings ... indicate the police layoffs were associated with significant increases of overall crime, violent crime, and property crime"
Source:
doi.org/10.1080/247519…
On the effects of closing down police stations:
"the reduced local police presence led to a persistent significant increase in violent crimes, consistent with lower deterrence"
Source:
sites.google.com/view/elisafacc…
"This paper estimates the impact of police presence on crime ... I find that a 10% decrease in police presence at that location results in a 7% increase in crime."
Source:
doi.org/10.1162/rest_a…
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