Columbia subject headings:
Harvard subject headings:
Mexican-American Border Region--Economic conditions.
Mexico--Economic conditions--1982-1994.
United States--Economic conditions--1971-1981.
United States--Economic conditions--1981-2001.
Princeton subject headings:
Mexican-American Border Region--Economic conditions.
Mexico--Economic conditions--1971- .
United States--Economic conditions--1971-1981.
United States--Economic conditions--1981-2001.