Gregory J. Werden

Visiting Scholar

Gregory J. Werden worked at the Antitrust Division of the U.S. Department of Justice for over 40 years, where he helped prepare numerous enforcement guidelines and over a hundred briefs filed in the appellate courts or the Supreme Court. He is the only Antitrust Division employee ever to receive the Department’s Mary C. Lawton Lifetime Service Award. Throughout his government service, he contributed to antitrust scholarship, introducing the hypothetical monopolist test for market delineation and merger simulation. After retiring from government service in 2019, he wrote a book titled The Foundations of Antitrust: Events, Ideas, and Doctrines (Carolina Academic Press 2020). He earned his Ph.D. in Economics in 1977 from the University of Wisconsin.

Research Areas