Columbia subject headings:
Data Resources, inc.
United States--Economic conditions--1971-1981--Mathematical models.
United States--Economic conditions--1981-2001--Mathematical models.
Harvard subject headings:
Data Resources, inc.
United States--Economic conditions--1971-1981--Econometric models.
United States--Economic conditions--1981-2001--Econometric models.
Princeton subject headings:
Data Resources, inc.
United States--Economic conditions--1971-1981--Mathematical models.
United States--Economic conditions--1981---Mathematical models.