Suppose that the United States passes a law stating that it would not purchase copper imports from any country that currently has trade restrictions on U.S. copper exports. Suppose that Japan has trade restrictions on U.S. copper exports and that the U.S. has announced that it will no longer purchase copper imports from Japan. True or False: The likely impact will be helpful to domestic producers who export copper because Japan is not likely to retaliate with additional trade restrictions. True False