Competition and ideological diversity: Historical evidence from U.S. newspapers.

Publication information:

Gentzkow, Matthew, Jesse M. Shapiro, and Michael Sinkinson. “Competition and Ideological Diversity: Historical Evidence from U.S. Newspapers”. American Economic Review 104, no. 10 (2014): 3073-3114.

Notes

Copyright 2014, American Economic Association. 
Published data from this study: OpenICPSR 1971, OpenICPSR 1361, ICPSR No. 35160.
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