London copper ticked higher on Monday, supported by concerns over tightening supply and Goldman Sachs’ higher price forecast, though gains were capped by uncertainties over an Iran peace deal and slower factory activity in top consumer China. The benchmark three-month copper on the London Metal Exchange rose 0.28% to $13,674.50 a metric ton as of 0310 GMT. The most-active copper contract on the Shanghai Futures Exchange slipped 0.07% to 104,770 yuan ($15,481.80) a ton. The Shanghai contract has been traded within a narrow range, gaining as much as 0.18% before nudging lower. Concerns over global supply tightness ... (full story)