Columbia subject headings:
Africa, North--Economic conditions.
Africa, North--Economic policy.
Middle East--Economic conditions.
Middle East--Economic policy.
Harvard subject headings:
Africa, North--Economic conditions
Africa, North--Economic policy.
Middle East--Economic conditions
Middle East--Economic policy
Princeton subject headings:
Africa, North--Economic conditions.
Africa, North--Economic policy.
Middle East--Economic conditions.
Middle East--Economic policy.