Search Results       Your search for [subject]Tin ores -- Economic aspects -- Mathematical models returned 1 record.           Econometric models of world commodity market. Tokyo: Institute of Developing Economies, 1984. Subject: Tin ores -- Economic aspects -- Mathematical models; Coffee trade -- Mathematical models; Copper industry and trade -- Mathematical models; Cocoa trade -- Mathematical models; Sugar trade -- Mathematical models.          Add to Book Cart Relevance: 34.54%