Columbia subject headings:
Economic forecasting--United States.
Technological innovations--Economic aspects--United States.
Technology assessment--United States.
Technology--Social aspects--United States.
United States--Economic conditions--1981-2001.
Harvard subject headings:
Economic forecasting--United States.
Technological innovations--Economic aspects--United States
Technology assessment--United States.
Technology--Social aspects--United States
United States--Economic conditions--1981-2001.
Princeton subject headings:
Economic forecasting--United States.
Technological innovations--Economic aspects--United States.
United States--Economic conditions--1981-2001.