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For concentration ratios in U.S. manufacturing industries, see:
http://www.census.gov/prod/ec02/ec0231sr1.pdf
For OPEC, see:
http://en.wikipedia.org/wiki/OPEC
http://www.eia.doe.gov/oiaf/ieo/oil.html
For the Fortune Global 500 companies, see:
http://money.cnn.com/magazines/fortune/global500/2009/
For business architecture, see:
American Management Association International: http://www.amanet.org
For business architecture and its application in the computer industry, see:
Apple: http://www.apple.com
Hewlett-Packard: http://www.hp.com
IBM: http://www.ibm.com
Dell: http://www.dell.com
For competition in the automobile industry, see:
http://en.wikipedia.org/wiki/Automotive_industry
For competition in international banking, see:
Bank of America: http://www.bankamerica.com
Citigroup: http://www.citigroup.com
Deutsche Bank: http://www.deutschebank.com
J.P. Morgan Chase: http://www.jpmorganchase.com
Union Bank of Switzerland: http://www.ubs.com
For competition in the pharmaceutical industry, see:
http://en.wikipedia.org/wiki/Pharmaceutical_industry
Pfizer: http://www.pfizer.com
GlaxoSmithKlein: http://www.gsk.com/
Novartis: http://www.novartis.com
Johnson & Johnson: http://www.jj.com
Merck: http://www.merck.com
Procter & Gamble: http://www.pg.com
The virtual corporation and relationship enterprises or strategic alliances are examined in: