Search Results       Your search for [subject]Iron industry and trade -- United States -- History -- 20th century returned 1 record.           How did the United States become a net exporter of manufactured goodsn. by Irwin, Douglas A.; Cambridge: National Bureau of Economic Research, 2000. Subject: Exports -- United States -- History -- 20th century; Manufactures -- Prices -- United States -- History -- 20th century; Steel industry and trade -- Unitd States -- History -- 20th century; Iron industry and trade -- United States -- History -- 20th century; Nonrenewable natural resources -- United States -- History -- 20th century; Comparative advantage (International trade); Balance of trade -- United States -- History -- 20th century.          Add to Book Cart Relevance: 42.87%