See also:

• Society: Issues: Economic: Monopolies and Oligopolies  (43)

• Competition Online - Site about competition laws and issues. Based in Ireland, also focus on international information.
• Department of Justice: Antitrust Division Home Page - News and background from government bureau responsible for anti-trust enforcement.
• U.S. Federal Trade Commission -- Antitrust/Competition - News, information and other resources from the FTC branch that monitors and enforces anti-trust and competitive issues.

• 2003 Global Influentials: Crash Course in Conglomerates - CNN presents lists of the major properties owned by five of the world's largest companies. (December, 2003)