Columbia subject headings:
Antitrust law--United States.
Antitrust law.
Business organization.
Business.
Industrial organization.
Industries.
Trade associations--United States.
Trade associations.
Trusts, Industrial--United States--Law.
Harvard subject headings:
Antitrust law--United States
Business
Corporation law--United States.
Industrial organization.
Professional associations--United States.
Trade associations--United States.
Princeton subject headings:
Business.
Industrial organization.
Trade and professional associations--United States.
Trusts, Industrial--United States--Law.