Columbia subject headings:
Elections--Germany (West)--Mathematical models.
Germany (West)--Economic conditions--1974-1990--Mathematical models.
Harvard subject headings:
Elections--Germany (West)--Mathematical models.
Germany (West)--Economic conditions--1974-1990--Mathematical models.
Princeton subject headings:
Elections--Germany (West)--Mathematical models.
Germany (West)--Economic conditions--1974-1990--Mathematical models.