Former fellows at conservative think tanks issued flawed UCLA-led study on media's "liberal bias"

In recent days, news outlets including CNN cited a study of several major media outlets, "A Measure of Media Bias" (pdf) by political scientist Timothy J. Groseclose of UCLA and economist Jeffrey D. Milyo of the University of Missouri-Columbia, purporting to demonstrate that America's news content has "a strong liberal bias." But the UCLA-led study employed a measure of "bias" so problematic that its findings are next to useless. In addition, the authors -- apparently new to media content analysis -- seem unaware of the substantial scholarly work that exists on the topic, yet they do cite a number of right-wing sources to provide support for their claims.
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