The author thanks Daniella Lejitneker and the staff of the Wharton Behavioral Lab for helping to implement experiment 1 in the article. I would like to thank Kevin Arceneaux, Paul Beck, Adam Berinsky, Robin Blom, John Bullock, Jamie Druckman, Bob Erikson, Stanley Feldman, John Gasper, Don Green, Greg Huber, Luke Keele, Jonathan Ladd, Gabriel Lenz, Neil Malhotra, Marc Meredith, Diana Mutz, Jeremy Pope, Rogers Smith, Laura Stoker, Josh Tucker, the editor, anonymous referees, and many others for helpful comments. Seminar participants at APSA 2011, Berkeley, MIT, Northwestern, NYU-CEES, and Stanford also gave very useful feedback. Any remaining errors are my own.
Why Do Partisan Media Polarize Viewers?
Article first published online: 26 FEB 2013
©2013, Midwest Political Science Association
American Journal of Political Science
Volume 57, Issue 3, pages 611–623, July 2013
How to Cite
Levendusky, M. S. (2013), Why Do Partisan Media Polarize Viewers?. American Journal of Political Science, 57: 611–623. doi: 10.1111/ajps.12008
- Issue published online: 1 JUL 2013
- Article first published online: 26 FEB 2013
Disclaimer: Supplementary materials have been peer-reviewed but not copyedited.
Online Appendix: “Why Do Partisan Media Polarize Voters?”
•.Table A1: Descriptive Statistics, Dependent Variable, by Experiment
•.Table A2: Testing For Differential Treatment Effects by Party, Experiment 1
•.Table A3: Fully Saturated Model, with Independents
•.Table A4: Validating the Measure of Media Preferences
•.Table A5: Partisan Media, Attitude Extremity, and Participation
•.Table A6: Partisan Media Consumption and Political Information, Pew Data
•.Table A7: Political/Campaign Interest, NAES 2008 Data
•.Table A8: Effect of Partisan Media on Attitude Extremity, 2008 NAES Data
•.Table A9: Effects of Partisan Media Relative to an Apolitical Control
•.Table A10: Editorial Experiment Results
•.Table A11: Attitude Durability over Three Days
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