Columbia subject headings:
Antitrust law--European Union countries.
Antitrust law--Germany.
Antitrust law--United States.
Holding companies--European Union countries.
Holding companies--Germany.
Holding companies--United States.
Restraint of trade--European Union countries.
Restraint of trade--Germany.
Restraint of trade--United States.
Subsidiary corporations--European Union countries.
Subsidiary corporations--Germany.
Subsidiary corporations--United States.
Harvard subject headings:
Antitrust law--European Union countries
Antitrust law--Germany
Antitrust law--United States
Princeton subject headings: