Media Competition and News Diets

Working Paper: NBER ID: w26782

Authors: Charles Angelucci; Julia Cag; Michael Sinkinson

Abstract: Technological innovations in content delivery, such as the advent of broadcast television or of the Internet, threaten local newspapers’ ability to bundle their original local content with third-party content such as wire national news. We examine how the entry of television – with its initial focus on national news – affected local newspapers as well as consumer news diets in the United States. We develop a model of local media and show that entry of national television news could reduce the provision of local news. We construct a novel dataset of U.S. newspapers’ economic performance and content choices from 1944 to 1964 and exploit quasi-random variation in the rollout of television to show that this new technology was a negative shock in both the readership and advertising markets for newspapers. Newspapers responded by providing less content, particularly local news. We tie this change towards increasingly nationalized news diets to a decrease in split-ticket voting across Congressional and Presidential elections.

Keywords: media; local news; television; newspapers; advertising; bundling; split ticket voting

JEL Codes: D4; D7; L11; L15; M37; N72


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Shift towards nationalized news diets (F52)Split-ticket voting (D72)
Television entry (Y20)Newspaper circulation (L96)
Television entry (Y20)Subscription prices (D49)
Television entry (Y20)Quantity of local news (H70)
Television entry (Y20)Original local news stories (Y60)
Television entry (Y20)Newspaper advertising rates (M37)
Television entry (Y20)Evening newspapers' national advertising quantity (M37)

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