BusinessCopper Swings Between Gains and Declines on Comex in New YorkFacebookXLinkedInEmailLinkGiftFacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorConfidential tip?Send a tip to our reportersSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBy Joe RichterFebruary 28, 2013 at 3:22 PM UTCBookmarkSaveLock This article is for subscribers only.