Columbia subject headings:
Displaced workers--Services for--United States.
Foreign trade and employment--United States.
Insurance, Unemployment--United States.
Trade adjustment assistance--United States.
Harvard subject headings:
Displaced workers--Services for--United States.
Foreign trade and employment--United States.
Trade adjustment assistance--United States.
Unemployment insurance--United States.
Princeton subject headings:
Displaced workers--Services for--United States.
Foreign trade and employment--United States.
Trade adjustment assistance--United States.
Unemployment insurance--United States.