Columbia subject headings:
Old age pensions--United States--Finance.
Social security--United States--Finance.
United States--Economic conditions--1971-1981.
Harvard subject headings:
Old age pensions--United States--Finance.
Social security--United States--Finance
United States--Economic conditions--1971-1981.
Princeton subject headings:
Old age pensions--United States.
Pensions--United States.
Social security--United States--Finance.
Social security--United States.
United States--Economic conditions--1971-.