Columbia subject headings:
Harvard subject headings:
Economists
Erhard, Ludwig.
Germany (West)--Economic conditions.
Germany (West)--Economic policy.
Germany--Economic conditions--1945-1990
Germany--Economic policy--1945-1990.
Prime ministers--Germany (West)
Welfare economics.
Princeton subject headings:
Economists.
Erhard, Ludwig--Economic policy.
Germany (West)--Economic policy.
Germany (West)--Social policy.
Germany--Economic conditions--1945-1990.
Prime ministers--Germany (West).
Welfare economics.