Partisan Bias in Economic News: Evidence on the Agenda-Setting Behavior of US Newspapers

Working Paper: NBER ID: w13378

Authors: Valentino Larcinese; Riccardo Puglisi; James M. Snyder Jr.

Abstract: We study the agenda-setting political behavior of a large sample of U.S. newspapers during the last decade, and the behavior of smaller samples for longer time periods. Our purpose is to examine the intensity of coverage of economic issues as a function of the underlying economic conditions and the political affiliation of the incumbent president, focusing on unemployment, inflation, the federal budget and the trade deficit. We investigate whether there is any significant correlation between the endorsement policy of newspapers, and the differential coverage of bad/good economic news as a function of the president's political affiliation. We find evidence that newspapers with pro-Democratic endorsement pattern systematically give more coverage to high unemployment when the incumbent president is a Republican than when the president is Democratic, compared to newspapers with pro-Republican endorsement pattern. This result is not driven by the partisanship of readers. There is on the contrary no evidence of a partisan bias -- or at least of a bias that is correlated with the endorsement policy -- for stories on inflation, budget deficit or trade deficit.

Keywords: Partisan Bias; Economic News; Agenda-Setting; US Newspapers

JEL Codes: D72; D78; L82


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
Pro-democratic endorsement pattern (D72)Less coverage to high unemployment when the incumbent president is a Republican (J65)
Pro-Republican endorsement pattern (D79)More coverage to high unemployment under Clinton than under Bush (F66)
Political affiliation of the president (D72)Coverage of economic issues by newspapers (E30)
Endorsement patterns of newspapers (D72)Coverage of economic issues (E30)
Economic indicators (unemployment) (E24)Coverage of economic issues by newspapers (E30)

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