Skip to content

Wilbur O. and Ann Powers College of Business

Profile Information

Matthew S. Lewis

Professor of Economics

Office: 309J Wilbur O. and Ann Powers Hall
Personal Website:


 Educational Background

  • Ph.D. Economics
    University of California, Berkeley 2004
  • A.B. Economics
    University of Illinois, Urbana-Champaign 1998

Courses Taught

  • Industrial Organization (Econ 4240)
  • Economics of Energy Markets (Econ 4290)
  • Graduate (Master’s) Markets, Competition, and Strategy (Econ 8430)
  • Graduate (Ph.D.) Industrial Organization (Econ 8240)


Matthew S. Lewis is a 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. Other research has examined the competitive effects of consolidation in the hospital market and the relationship between airline competition and the use of price discrimination. Prof. Lewis joined the Clemson faculty in 2013 and also serves as an associate editor for the International Journal of Industrial Organization.

Research Interests

  • industrial organization, energy economics, healthcare economics

Research Publications

  • Matthew S. Lewis. 2021. “Identifying Airline Price Discrimination and the Effect of Competition,” International Journal of Industrial Organization, 78, September: 102761.
  • Matthew S. Lewis. 2020. "On the Absence of Directional Price Discrimination in the U.S. Airline Industry," Journal of Industrial Economics, 68(3), September: 556-581.
  • 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.
Wilbur O. and Ann Powers College of Business
Wilbur O. and Ann Powers College of Business | 343 Chandler L. Burns Hall, Clemson, S.C., 29634