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First Author:
 
Philip J. Reny
University of Chicago
preny@uchicago.edu
 
1126 East 59th Street
Chicago, 60637, USA
 
 
 

Second Author:

Michael A. Williams
Competition Economics LLC
MWilliams@COMPETITIONECONOMICS.COM
 
Suite 510, Suite 510
Emeryville, 94608, USA