Columbia subject headings:
Harvard subject headings:
Competition--Government policy--European Union countries--Congresses.
Competition--Government policy--United States--Congresses.
European Union countries--Commercial policy.
European Union countries--Foreign economic relations--United States--Congresses.
United States--Commercial policy.
United States--Foreign economic relations--European Union countries--Congresses.
Princeton subject headings:
European Union countries--Foreign economic relations--United States--Congresses.
United States--Foreign economic relations--European Union countries--Congresses.