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Jonathan Ketcham

Professor & Earl and Gladys Davis Distinguished Research Professor in Business
Faculty, TEMPE Campus, Mailcode 9801

Jonathan Ketcham, Ph.D. is the Earl G. and Gladys C. Davis Distinguished Research Professor in Business in the W.P. Carey School’s Department of Marketing and Department of Economics at Arizona State University. He conducts econometric studies of the roles of incentives and information in health care markets, with a focus on consumer and physician decision making. He has collaborated on research projects with Pfizer Inc, Banner Health, CVS Caremark, Symphony Health Solutions, FAIR Health, and the Centers for Medicare and Medicaid Services. His research has been published in The American Economic Review, The Journal of Econometrics, The International Economic Review The Rand Journal of Economics and elsewhere. For this work, Dr. Ketcham has received the NIHCM Foundation's Annual Health Care Research Award, the John D. Thompson Prize for Young Investigators from AUPHA, and two federal R01 grants. He earned a B.A in Economics from Baylor University and a Ph.D. in Economics from The Wharton School of Business at the University of Pennsylvania. He was a Robert Wood Johnson Scholar in Health Policy Research at the University of California, Berkeley.


Ph.D. Economics, The Wharton School, University of Pennsylvania 2002

B.A. Economics, Baylor University 1997



  1. Kelly Bishop, Sehba Husain-Krautter, Jonathan Ketcham, Nicolai Kuminoff, and Corbett Schimming. 2021. “Hypothesis: Analyzing Individual-Level Secondary Data with Instrumental Variables Methods is Useful for Studying the Effects of Air Pollution on Dementia.” Journal of Alzheimer’s Disease, 79(1): 15-23. Link.
  2. Michael Keane, Jonathan Ketcham, Nicolai Kuminoff, and Timothy Neal. 2020. “Evaluating Consumers’ Choices of Medicare Part D Plans: A Study in Behavioral Welfare Economics.” Journal of Econometrics, 222(1A): 107-140. Also NBER working paper #25652. Link.
  3. Jonathan Ketcham, Nicolai Kuminoff, and Christopher Powers. 2019. “Estimating the Heterogeneous Welfare Effects of Choice Architecture: An Application to the Medicare Prescription Drug Insurance Market.” International Economic Review, 60(3):1171-1208. Also NBER working paper #22732.
  4. Jonathan Ketcham, Nicolai Kuminoff, and Christopher Powers. 2016. “Choice Inconsistencies among the Elderly: Evidence from Plan Choice in the Medicare Part D Program: Comment.” American Economic Review, 106(12): 3932-61. Also NBER working paper #21387.
  5. Jonathan Ketcham, Claudio Lucarelli, and Christopher Powers. 2015. “Paying Attention or Paying Too Much in Medicare Part D.” American Economic Review, 105(1): 204-233.
  6. Andrew Epstein and Jonathan Ketcham. 2014. “Information Technology and Agency in Physicians’ Prescribing Decisions.” RAND Journal of Economics, 45(2): 422-448.
  7. Haizhen Lin, Jonathan Ketcham, James N. Rosenquist and Kosali Simon. 2013. “Financial distress and use of mental health care: Evidence from antidepressant prescription claims.” Economics Letters, 121: 449-453.
  8. Jonathan Ketcham, Claudio Lucarelli, Eugenio Miravete and M. Christopher Roebuck. 2012.  “Sinking, Swimming, or Learning to Swim in Medicare Part D.” American Economic Review, 102(6): 2639-2673.
  9. Andrew Epstein, Jonathan Ketcham, Saif Rathore and Peter Groeneveld. 2012. “Variations in Access to Innovation by Payer: The Case of Drug-Eluting Stents.” Medical Care, 50(1): 1-9.
  10. Andrew Epstein, Jonathan Ketcham, and Sean Nicholson. 2010. “Specialization and Matching in Professional Firms.” RAND Journal of Economics, 41(4): 812–835. Also NBER working paper #14070.
  11. Saif Rathore, Jonathan Ketcham, G. Caleb Alexander, and Andrew Epstein. 2009. “Influence of Patient Race on Physician Prescribing Decisions: A Randomized On-line Experiment.” Journal of General Internal Medicine, 24(11): 1183-91.
  12. Jonathan Ketcham, Karen Lutfey, Eric Gerstenberger, Carol Link and John McKinlay. 2009. “Physician Clinical Information Technology and Health Care Disparities.” Medical Care Research and Review, 66(6): 658-681.
  13. Jonathan Ketcham and Kosali Simon. 2008. “Medicare Part D's Effects on Elderly Drug Costs and Utilization.” American Journal of Managed Care, 14(11): SP14-22. Also NBER working paper #14326.
  14. Jonathan Ketcham and Jeffrey Ngai. 2008. “How Similar are States’ Medicaid Preferred Drug Lists?” American Journal of Managed Care, 14(11): SP46-52. 
  15. Andrew Epstein, Saif Rathore, G. Caleb Alexander, and Jonathan Ketcham. 2008. “Primary Care Physicians’ Views on Medicare Part D.” American Journal of Managed Care, 14(11): SP5-13.
  16. Jonathan Ketcham and Michael Furukawa. 2008. “Hospital-Physician Gainsharing in Cardiology.” Health Affairs 27(3): 803-812.
  17. Glenn Melnick and Jonathan Ketcham. 2008. “Have HMOs Broadened their Hospital Networks: Changes in HMO Hospital Networks in California, 1999-2003.” Medical Care 46(3): 339-342.
  18. Jonathan Ketcham and Andrew Epstein. 2008. “Medicaid Preferred Drug Lists’ Costs to Physicians.” Medical Care 46(1): 9-16.
  19. Michael Furukawa, Jonathan Ketcham and Mary Rimsza. 2007. “Physician Practice Revenues and Use of Information Technology in Patient Care.” Medical Care. 45(2): 168-176. 
  20. Jonathan Ketcham, Laurence Baker, and Donna MacIsaac. 2007. “Physician Practice Size and Variations in Treatments and Outcomes: Evidence from Medicare Patients with Acute Myocardial Infarction.” Health Affairs. 26(1): 195-205.
  21. Jonathan Ketcham and Andrew Epstein. 2006. “Which Physicians are Affected Most by Medicaid Preferred Drug Lists for Statins and Antihypertensives?” PharmacoEconomics. 24(S3): 27-40.
  22. Karen Lutfey and Jonathan Ketcham. 2005. “Patient and Provider Assessments of Adherence and the Source of Disparities: Evidence from Diabetes Care.” Health Services Research. 40(6): 1803-1817.
  23. Kevin Volpp, Jonathan Ketcham, Andrew Epstein, and Sankey Williams. 2005. “The Effects of Price Competition and Reduced Subsidies for Uncompensated Care on Hospital Mortality.” Health Services Research. 40(4): 1056-1077. 
  24. Daniel Eisenberg and Jonathan Ketcham. 2004. “Economic Voting in US Presidential Elections: Who Blames Whom for What.” The Berkeley Electronic Journal of Economic Analysis & Policy. 4(1): Article 19. 
  25. Patricia Danzon and Jonathan Ketcham. 2004. “Reference Pricing of Pharmaceuticals for Medicare: Evidence from Germany, the Netherlands, and New Zealand.” Forum for Health Economics and Policy (The Berkeley Electronic Press). 7(1): Article 2. Also NBER working paper #10007.
Research Activity: 


Kelly Bishop, Jonathan Ketcham, and Nicolai Kuminoff. “Hazed and Confused: The Effect of Air Pollution on Dementia.” Revise and resubmit, Review of Economic Studies. NBER working paper #24970.

Jonathan Ketcham, Pierre Léger and Claudio Lucarelli. “Group Incentives and Standardization: An Application to Hospital-Physician Gainsharing.” Revise and resubmit, RAND Journal of Economics.

Jonathan Ketcham and Chad Stecher. “Learning to Work Together: Productivity Gains from Shared Experience among Cardiology Teams.” Under review.

Jonathan Ketcham, Nicolai Kuminoff and Nirman Saha. “Valuing Statistical Life Using Seniors’ Medical Spending.”

Jonathan Ketcham, Nicolai Kuminoff and Tomás Sanguinetti. “Using Stochastic Dominance to Evaluate Consumers’ Insurance Choices.”

Spring 2022
Course NumberCourse Title
ECN 355Economics of Healthcare
ECN 455Health Economics
Fall 2021
Course NumberCourse Title
ECN 455Health Economics
Fall 2020
Course NumberCourse Title
MKT 352Marketing Research
ECN 455Health Economics
Fall 2019
Course NumberCourse Title
WPC 591Seminar
Spring 2019
Course NumberCourse Title
MKT 352Marketing Research
Fall 2018
Course NumberCourse Title
HSM 512Healthcare Economics
Spring 2018
Course NumberCourse Title
MKT 352Marketing Research
Fall 2017
Course NumberCourse Title
HSM 512Healthcare Economics


Jay Bhattacharya and Jonathan Ketcham. September 2021. “This Will Come Back to Haunt Us” OpEd for Common Sense with Bari Weiss, “Vaccine Mandates: The End of Covid? Or the Beginning of Tyranny?”

Jonathan Ketcham. June 2021. “No free lunch.” Editorial for

Jay Bhattacharya and Jonathan Ketcham. April 2020. “The Economic Case against Medicare For All.” Cato Unbound. Cato Unbound.

Jonathan Ketcham, Nicolai Kuminoff, and Christopher Powers. December 2016. “Rejoinder to Abaluck and Gruber.” Available here.

Jonathan Ketcham. “To reduce Alzheimer’s disease, clean up the air.” November 2019. Stanford Institute for Economic Policy Research policy brief.