Columbia subject headings:
European Union countries--Foreign economic relations--United States.
International economic relations.
United States--Foreign economic relations--European Union countries.
Harvard subject headings:
European Union countries--Foreign economic relations--United States.
International economic relations
North Atlantic Region--Economic integration.
United States--Foreign economic relations--European Union countries.
Princeton subject headings:
European Union countries--Foreign economic relations--United States.
International economic relations.
North Atlantic Region--Economic integration.
United States--Foreign economic relations--European Union countries.