Columbia subject headings:
Free trade.
Germany--Economic conditions.
Japan--Economic conditions.
Protectionism.
Harvard subject headings:
Germany (West)--Foreign economic relations--Congresses.
International economic relations.
Japan--Foreign economic relations--Congresses.
Protectionism--Germany (West)
Protectionism--Japan.
Princeton subject headings:
Germany (West)--Foreign economic relations--Congresses.
International economic relations.
Japan--Foreign economic relations--Congresses.
Protectionism--Germany (West).
Protectionism--Japan.