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Is Rio Tinto's Rising Copper Output a Strong Signal for Future Growth? [Yahoo! Finance]

Rio Tinto Plc  (RIO) 
US:NYSE Investor Relations: riotinto.com/investors-87.aspx
PDF Per the production results, the company's consolidated copper output rose 5% year over year in the fourth quarter. Also, Rio Tinto's total copper production reached 883 [Read more]