- American Antitrust Institute - Non-profit think tank for promoting competition, with news headlines, archived reports and advocacy, and an annotated guide to online antitrust resources and research.
- Harry B. Ray - Husch & Eppenberger, LLC - Introduction to the legal environment for buying groups.
- Institute of Competition Law - Provides information on competition and antitrust laws in the European Union. Includes case law, news, conferences, and articles.
- Lucash, Gesmer & Updegrove, LLP - Consortium Info - Information regarding the setting of technology standards and consortia for implementing them, focusing on open-source software.
- The Antitrust Source - Online version of a bimonthly journal affiliated with the American Bar Association, addressing developments in antitrust law.
- United States Department of Justice - Report suspected antitrust violations, such as bid rigging or price fixing, to the Department of Justice by e-mail, phone, or mail.
