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Faculty and Staff Profile

Matthew S. Lewis

Associate Professor of Economics

Office: 220A Sirrine
Phone: 864-656-3956
Fax: 864-656-4192
Personal Website:

 Educational Background

Ph.D. Economics
University of California, Berkeley 2004

B.S. Economics
University of Illinois, Urbana-Champaign 1998

 Courses Taught

Industrial Organization (Econ 4240)
Economics of Energy Markets (Econ 4290)
Graduate Industrial Organization (Econ 8240)


Matthew S. Lewis is an associate professor in the John E. Walker Department of Economics who specializes in industrial organization with a particular focus on energy markets and healthcare markets. His extensive research on gasoline markets has investigated issues related to gas station competition and pricing, price dynamics, consumer search, and consumers’ response to price fluctuations. His recent research on hospital markets examines the competitive effects of hospital mergers, the importance of system membership in hospitals’ negotiations with managed care organizations, and the impact of competition on hospital quality. Prof. Lewis joined the Clemson faculty in 2013 and also serves as an associate editor for the International Journal of Industrial Organization. He previously served on the faculty at the Ohio State University.

 Research Interests

industrial organization, energy economics, healthcare economics

 Research Publications

Laurence Levin, Matthew S. Lewis, and Frank A. Wolak. 2017. "High Frequency Evidence on the Demand for Gasoline," American Economic Journal: Economic Policy, 9(3), August: 314-347.

Matthew S. Lewis and Kevin E. Pflum. 2017. “Hospital Systems and Bargaining Power: Evidence from Out-Of-Market Acquisitions,” RAND Journal of Economics, 48(3), Fall: 579-610.

Lewis, Matthew S. and Kevin E. Pflum. 2015. “Diagnosing Hospital System Bargaining Power in Managed Care Networks,” American Economic Journal: Economic Policy, 7(1), February: 243-274.

Lewis, Matthew S. 2015. "Odd Prices at Retail Gasoline Stations: Focal Point Pricing and Tacit Collusion," Journal of Economics and Management Strategy, 24(3), Fall: 664-685.

Lewis, Matthew S. 2012. "Price Leadership and Coordination in Retail Gasoline Markets with Price Cycles," International Journal of Industrial Organization, 30 (4), July: 342-351.

Lewis, Matthew S. and Howard P. Marvel. 2011. "When Do Consumers Search?," Journal of Industrial Economics, 59 (3), September: 457-483.

Lewis, Matthew and Michael Noel. 2011. "The Speed of Gasoline Price Response in Markets with and without Edgeworth Cycles," Review of Economics and Statistics, 93 (2), May: 672-682.

Lewis, Matthew S. 2011. "Asymmetric Price Adjustment and Consumer Search: An Examination of the Retail Gasoline Market,"Journal of Economics and Management Strategy, 20 (2), Summer: 409-449.

Lewis, Matthew S. 2009. "Temporary Wholesale Gasoline Price Spikes have Long Lasting Retail Effects: The Aftermath of Hurricane Rita," Journal of Law and Economics, 52 (3), August: 581-606.

Lewis, Matthew. 2008. "Price Dispersion and Competition with Differentiated Sellers," Journal of Industrial Economics, 56 (3), September: 654-678.