Media Competition and News Diets

The authors would like to acknowledge the valuable advice and suggestions provided by seminar audiences at the Berlin Applied Micro Seminar, Columbia University, the FCC, Imperial College, Harvard/MIT joint IO Workshop, INSEAD, London Business School, London School of Economics, the University of Mannheim, Microsoft, the NYC Media Workshop, Stanford University, the Toulouse School of Economics, the Universitat de Barcelona, and Wharton. We are also grateful to conference participants at the 19th CEPR-JIE Applied IO Conference, the HEC Montréal-CIRANO-RIIB Conference on Industrial Organization, the Petralia Workshop 2017, the 15th Annual Media Economics Workshop, the IAST Workshop on “Information, Communication, and Knowledge in Historical Perspective”, the 4th Rome Junior Conference on Applied Microeconomics, and the Social & Political Economics Conference at John Hopkins. This paper particularly benefited from discussions with Clément de Chaisemartin, Ruben Enikolopov, Lisa George, Doh-Shin Jeon, Sarah Laval, Simone Meraglia, Andrea Prat, Jonah Rockoff, and Ekaterina Zhuravskaya. We thank Luca Bassem Abdul Hay, Matteo Di Bernardo, Paul Berthe, Shelley Han, Jameson Lee, Ondre Padgett, Timothy Rickert, Arjuna Sakae Anday, Rachel Tosney, and more particularly Nicolas Longuet Marx and Jett Pettus for excellent research assistance, and Yannick Guyonvarch for his precious help with the didmultipleGT analysis. Julia Cagé thanks the French National Research Agency (ANR) for funding (reference: ANR-17-CE26-0004-01), and the Sciences Po’s Scientific advisory board (SAB). All errors remain our own. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.

• data appendix

• February 13, 2020
• March 29, 2021