Columbia subject headings:
Business cycles--Europe.
Business cycles--United States.
Industrial policy--Europe.
Industrial policy--United States.
Strikes and lockouts--Europe.
Strikes and lockouts--United States.
Harvard subject headings:
Business cycles--Europe.
Business cycles--United States.
Industrial policy--Europe.
Industrial policy--United States
Strikes and lockouts--Europe.
Strikes and lockouts--United States
Princeton subject headings:
Business cycles--Europe.
Business cycles--United States.
Industrial policy--Europe.
Industrial policy--United States.
Strikes and lockouts--Europe.
Strikes and lockouts--United States.