Columbia subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Africa, Sub-Saharan--Economic policy.
Say, Jean Baptiste, 1767-1832.
Harvard subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Business cycles.
Overproduction.
Say's law.
Say, Jean Baptiste, 1767-1832.
Princeton subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Business cycles.
Overproduction.
Say's law.
Say, Jean Baptiste, 1767-1832.