In the Shadow of a Giant: Medicare's Influence on Private Physician Payments

Jeffrey Clemens, Joshua D. Gottlieb

NBER Working Paper No. 19503
Issued in October 2013, Revised in January 2015

---- Acknowledgments ----

Previously circulated as "Bargaining in the Shadow of a Giant: Medicare's Influence on Private Payment Systems." We gratefully acknowledge support and data provided by the National Institute on Aging under grant P01AG031098 to the National Bureau of Economic Research, and the Institute for Humane Studies. Jean Roth and Mojan Ramanujan generously assisted our navigation of health care claims data. Clemens further thanks the Stanford Institute for Economic Policy Research. Gottlieb further thanks the NIA for a training fellowship provided under grant T32-AG000186-23 to the NBER, the Taubman Center for State and Local Government, and PWIAS. We are grateful to Tímea Laura Molnár for excellent research assistance. We thank David Auerbach, Laurence Baker, Paul Beaudry, Prashant Bharadwaj, Kate Bundorf, Amitabh Chandra, Julie Cullen, David Cutler, Liran Einav, Jeff Emerson, Patrick Francois, Nancy Gallini, Ed Glaeser, Roger Gordon, David Green, R.B. Harris, Dan Kessler, Thomas Lemieux, Kevin Milligan, Arnie Milstein, Karthik Muralidharan, Joe Newhouse, Sean Nicholson, Ryan Oprea, Carolin Pflueger, Marit Rehavi, Dan Sacks, Paul Schrimpf, Jonathan Skinner, Amanda Starc, Francesco Trebbi, Danny Yagan, conference and seminar participants, and especially our discussants Mike Dickstein, Mike Geruso, Jon Kolstad, and Neale Mahoney for helpful comments and conversations. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.

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