Columbia subject headings:
Corporations--United States.
Industrial organization.
Industrial policy--United States.
Monopolies--United States.
Trusts, Industrial.
United States--Economic conditions--1918-1945.
Harvard subject headings:
Corporations--United States
Industrial organization.
Industrial policy--United States
Monopolies--United States.
Trusts, Industrial--United States.
United States--Economic conditions--1918-1945.
Princeton subject headings:
Corporations--United States.
Industrial organization.
Industrial policy--United States.
Monopolies--United States.
Trusts, Industrial--United States.
United States--Economic conditions--1918-1945.