NEW YORK -- Nippon Steel is set to ramp up investment in newly acquired U.S. Steel, which could help revitalize an ailing steel industry, though the tariffs providing a boost now may prove a double-edged sword in the long run.
Tariffs lift shipments but raise risk of future overproduction

Nippon Steel has announced new investment in U.S. Steel as a part of the acquisition deal. (U.S. Steel)
NEW YORK -- Nippon Steel is set to ramp up investment in newly acquired U.S. Steel, which could help revitalize an ailing steel industry, though the tariffs providing a boost now may prove a double-edged sword in the long run.