Columbia subject headings:
Gross national product--United States.
Industrial productivity--United States.
Production (Economic theory)
United States--Economic policy--1981-1993.
Harvard subject headings:
Gross national product--United States.
Industrial productivity--United States.
Production (Economic theory)
United States--Economic policy--1981-1993.
Princeton subject headings:
Gross national product--United States.
Industrial productivity--United States.
Production (Economic theory)
United States--Economic policy--1981-1993.