Columbia subject headings:
Harvard subject headings:
America--Economic conditions.
America--Politics and government--20th century.
Business cycles--America.
Canada--Economic conditions--1945-
Capitalism--America.
United States--Economic conditions--1945-
Princeton subject headings:
America--Economic conditions.
America--Politics and government--20th century.
Business cycles--America.
Canada--Economic conditions--1945-
Capitalism--America.
United States--Economic conditions--1945-