News on smartphone

How Can We Measure Media Bias?

Concerns about bias in the coverage of news are old and pervasive. Many people have claimed that the news is too negative, too sensational, too friendly to one political party or another, or otherwise skewed in its view of current events. But how can we tell if media bias really exists, and the extent to which it exists? Chicago Booth’s Emir Kamenica and his coauthors created a scoring rule to evaluate how the unexpectedness of a given event affects its likelihood of being included in news coverage.

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