Columbia subject headings:
Foreign trade and employment--United States.
Free trade--United States.
Globalization--Economic aspects.
United States--Economic policy--2001-
Harvard subject headings:
Foreign trade and employment--United States.
Free trade--United States
Globalization--Economic aspects
United States--Economic policy--2001-2009.
Princeton subject headings:
Foreign trade and employment--United States.
Free trade--United States.
Globalization--Economic aspects.
United States--Economic policy--2001-2009.