John W Mayo


Strategy, Economics, Ethics, and Public Policy Area Coordinator


MSB Faculty
General profile



+1 202-687-6972


331 Hariri Building


John W. Mayo is a Professor of Economics, Business and Public Policy in Georgetown University’s McDonough School of Business. His research interests lie in the areas of industrial organization, regulation and antitrust, and, more generally, the application of microeconomics to public policy. He has published over 60 articles in economics, law and public policy journals including the RAND Journal of Economics, the Journal of Law and Economics, the Yale Journal on Regulation, the Review of Economics and Statistics, the Journal of Industrial Economics, and the Journal of Regulatory Economics. He is also the author of numerous book chapters and monographs, and is the co-author of a comprehensive text, "Government and Business: The Economics of Antitrust and Regulation."

Professor Mayo has held a number of senior administrative positions at Georgetown including a term as the Dean of the McDonough School of Business from 2002-2004. He has served as a Visiting Scholar at both UC-Berkeley and Stanford University. Additionally, he has been the Chief Economist, U.S. Senate Small Business Committee (Democratic Staff) and has served as an advisor and consultant to both public and private agencies including the U.S. Department of Justice, the Federal Trade Commission, the U.S. Department of Energy, AT&T, MCI, Sprint, Verizon, the Tennessee Valley Authority and Oak Ridge National Laboratory. He also serves as a Zaeslin Fellow in Law and Economics at the University of Basel, Switzerland, where he received an honorary doctorate.

Professor Mayo has participated in a number of regulatory and antitrust proceedings and has testified before both federal and state legislative and regulatory bodies on a number of matters, including monopolization, price fixing, mergers, and regulatory policy. Professor Mayo’s research and or interviews have appeared in the popular press, including the Washington Post, New York Times, Financial Times, Wall Street Journal, USA Today and the San Francisco Chronicle.

Professor Mayo also serves as the Executive Director for the Center on Business and Public Policy, which he founded on in 2002. The Center seeks to engage scholars, policymakers and business people in dialog and debate regarding modern issues at the nexus of business and public policy.


Download cv.pdf


  • Ph.D. (1982) Washington University in St. Louis, Economics
  • M. A. (1979) Washington University, Economics
  • B.A. (1977) Hendrix College, Economics