Collusion at the Extensive Margin
NBER Working Paper No. 20163
---- Acknowledgments ----
We would like to thank John Asker, Kathryn Spier, two anonymous referees and seminar participants at Harvard University, Harvard Law School, the US Department of Justice, New York University, Northeastern University, Northwestern University, University of Texas (Austin), University of Melbourne, Australian National University and University of Colorado at Boulder for comments on earlier drafts of this paper. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.
---- Disclosure of Financial Relationships for Joshua S. Gans ----
During the course of this research I worked at Microsoft Research. Microsoft has a broad interest in intellectual property matters but this paper was independent of any work done for them.
Funding from the Sloan Foundation is acknowledged for other research.