Columbia subject headings:
Favored nation clause.
Reciprocity (Commerce)
Tariff--United States.
United States--Commercial policy.
Harvard subject headings:
Favored nation clause--United States
Favored nation clause.
Reciprocity (Commerce)
Reciprocity (Commerce)--United States.
Tariff--United States.
United States--Commercial policy.
Princeton subject headings:
Favored nation clause.
Reciprocity (Commerce)
Tariff--United States.
United States--Commercial policy.