Who Watches the Watchmen? Local News and Police Behavior in the United States

Do US municipal police departments respond to news coverage of local crime? We address this question exploiting an exogenous shock to local crime reporting induced by acquisitions of local TV stations by a large broadcast group, Sinclair. Using a unique dataset of 8.5 million news stories and a triple-differences design, we document that Sinclair ownership decreases news coverage of local crime. This matters for policing: Municipalities that experience the change in news coverage have lower violent crime clearance rates relative to municipalities that do not. The result is consistent with a decrease of crime salience in the public opinion. (JEL D83, G34, H76, K42, L13, L82)

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Publication Details

Journal
American Economic Journal Economic Policy
Published
2025-04-29
DOI
https://doi.org/10.1257/pol.20230356
Citations
32
Primary Topic
Media Influence and Politics
Type
article
Field-Weighted Citation Impact
21.01
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article

Who Watches the Watchmen? Local News and Police Behavior in the United States

Arianna Ornaghi, Nicola Mastrorocco
32 citations
American Economic Journal Economic Policy
Media Influence and Politics
21.01
article

Who Watches the Watchmen? Local News and Police Behavior in the United States

Arianna Ornaghi, Nicola Mastrorocco
article en
32 citations

Abstract

Do US municipal police departments respond to news coverage of local crime? We address this question exploiting an exogenous shock to local crime reporting induced by acquisitions of local TV stations by a large broadcast group, Sinclair. Using a unique dataset of 8.5 million news stories and a triple-differences design, we document that Sinclair ownership decreases news coverage of local crime. This matters for policing: Municipalities that experience the change in news coverage have lower violent crime clearance rates relative to municipalities that do not. The result is consistent with a decrease of crime salience in the public opinion. (JEL D83, G34, H76, K42, L13, L82)

American Economic Journal Economic PolicyVol. 17(2)
Hertie School (DE), University of Bologna (IT)
Peace, Justice and strong institutions
Openalex Percentile: Top 1%
Media Influence and Politics
21.01
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Who Watches the Watchmen? Local News and Police Behavior in the United States — Arianna Ornaghi, Nicola Mastrorocco · American Economic Journal Economic Policy (2025) | TGRS Research Map | TGRS