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Michael A. Williams Biography

ERS Group A Sourcecorp Company Logo

Emeryville, CA
2000 Powell Street
Suite 500
Emeryville, CA 94608

(510) 594-8100
(510) 594-8105 FAX


Dr. Williams is a Director at ERS Group. He specializes in analyses involving antitrust, industrial organization, and regulation. He has published articles in a number of academic journals, including the American Economic Review, Journal of Economics and Management Strategy, Journal of Industrial Economics, Behavioral Science, Economics Letters, Review of Industrial Organization, Antitrust Bulletin, Texas Law Review, and Yale Journal on Regulation. He has provided testimony before the United States District Court (Northern District of Georgia, Southern District of New York, and Northern District of Texas), the United States Court of Federal Claims, the Nevada Gaming Commission and State Gaming Control Board, state public utilities commissions (Arkansas, Hawaii, Michigan, Minnesota, Missouri, Nebraska, New Mexico, Texas, and Washington), and the American Arbitration Association. He has filed testimony and comments before the Federal Communications Commission, the U.S. Postal Service, and the U.S. Securities and Exchange Commission.

Dr. Williams’ research includes:

  • Analyses of market definition, market power, barriers to entry, and regulation in a wide variety of industries;
  • Studies of horizontal and vertical mergers in industries such as airlines, avionics, electric utilities, gaming, music, natural gas pipelines, newspapers, petroleum, radio and television programming, satellites, software, telecommunications, and other industries; and
  • Analyses of antitrust issues, including monopolization, price fixing, resale price maintenance, and tying arrangements in a wide variety of industries.

Previously, Dr. Williams was an economist with the U.S. Department of Justice, Antitrust Division. Dr. Williams holds a B.A. degree in economics from the University of California, Santa Barbara, and he received his M.A. and Ph.D. degrees in economics from the University of Chicago.

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Updated January 3, 2024