Columbia subject headings:
Competition, Imperfect--Congresses.
Competition, International--Congresses.
International economic relations--Congresses.
Harvard subject headings:
Competition, Imperfect--Congresses.
Competition, International--Congresses
International economic relations--Congresses
Princeton subject headings:
Competition, Imperfect--Congresses.
Competition, International--Congresses.
International economic relations--Congresses.