Columbia subject headings:
Constitutional law--European Union countries.
European Union countries--Economic policy.
Trade regulation--European Union countries.
Harvard subject headings:
Constitutional law--European Union countries
Europe--Economic integration.
European Union countries--Economic policy.
Free trade--European Union countries
Trade regulation--European Union countries
Princeton subject headings:
Constitutional law--European Economic Community countries.
Constitutional law--European Union countries.
Court of Justice of the European Communities.
Europe--Economic integration.
European Economic Community countries--Economic policy.
European Union countries--Economic policy.
Trade regulation--European Economic Community countries.
Trade regulation--European Union countries.