COLUMN-Copper hits 2-year lows as metals demand outlook dims: Andy Home <!-- no image --> <div>If you believe that "Doctor Copper" is a sensitive gauge of the health of the global economy, then you should be worried.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=Ni-vCou4ZNg:XqVmjjSueBo:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?d=yIl2AUoC8zA" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=Ni-vCou4ZNg:XqVmjjSueBo:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=Ni-vCou4ZNg:XqVmjjSueBo:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=Ni-vCou4ZNg:XqVmjjSueBo:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=Ni-vCou4ZNg:XqVmjjSueBo:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/Ni-vCou4ZNg" height="1" width="1" alt=""></div> Posted by Reuters