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<p>AAI Vice-president and Senior Fellow Diana Moss examines the pattern and characteristics of U.S. natural gas pipeline mergers over the last 20 years.

Highlighting one of the hottest issues in antitrust law, the American Antitrust Institute’s 6th annual conference focuses on antitrust remedies.  The AAI conference takes place as antitrust remedies are coming under renewed scrutiny from antitrust practitioners and critics.  For example, the Antitrust Modernization Commission is currently reviewing key remedial issues such as treble damages and consumer class actions. 

One perspective for understanding competition that has garnered increased attention by those in antitrust is the field of science known as “complexity science.” Incorporating insights and relying on metaphors from population ecology, evolutionary biology, systems theory, chaos and the study of networks, the science of complexity attempts to describe and explain how systems and their occupants, including industries and firms, evolve and compete against one another over time through adaptation, co-evolution and other dynamic processes.

This paper by NYLS professor and AAI Sr. Fellow Rudy Peritz analyzes three claims about intellectual property rights and the implications for the relationship between antitrust and intellectual property rights.

Slotting Fees - Fees Charged by Grocery Retailers for
Shelf Space: Are They Stifling Competition? Feb. 9, 2005, statement before Calif. Senate by AAI Senior Fellow.


AAI Vice-President and Senior Research Fellow Diana Moss surveys the legal-economic literature on market power in electricity over the last 15 years, finding a rapid change in complexity, focus and sophistication of analyzing competitive issues, a cont

The following column was originally published on


'Myopic' Ruling Focuses on Broadcasters at Expense of Fans

Soccer - 23 July 2004

S. Robson Walton, Chairman of Wal-Mart Stores, will address the antitrust community’s hottest issue  - the power of mega-buyers and their impact on the marketplace - at this year’s conference of the American Antitrust Institute scheduled for  Tuesday, June 22 at the National Press Club.  Antitrust theory has traditionally focused on the power of sellers, but with the emergence of companies such as Walton’s Wal-Mart, buyer power has become the focus of the antitrust community in recent years.

Under the influence of the Chicago School of neoclassical antitrust economics, for the past generation, U.S. antitrust policy has paid only slight attention to anticompetitive behavior within vertical inter-firm relationships.