Columbia subject headings:
Households--United States--Forecasting.
Households--United States--Statistics.
Population forecasting--United States.
United States--Economic conditions--1981-2001--Forecasting.
United States--Economic conditions--1981-2001--Statistics.
United States--Population--Statistics.
Harvard subject headings:
Households--United States--Forecasting.
Households--United States--Statistics
Population forecasting--United States.
United States--Economic conditions--1981-2001--Forecasting.
United States--Economic conditions--1981-2001--Statistics.
United States--Population--Statistics.
Princeton subject headings: