Columbia subject headings:
Industrial policy--United States.
Industrial productivity--United States.
Industries--United States.
Manufactures--United States.
Manufacturing industries--United States.
Harvard subject headings:
Industrial policy--United States
Industrial productivity--United States.
Industries--United States
Manufactures--United States
Manufacturing industries--United States
Princeton subject headings:
Industrial policy--United States.
Industrial productivity--United States.
Industries--United States.
Manufacturing industries--United States.