New York and Shanghai were playing catchup on Friday after copper trading on the London Metal Exchange surged to a record high of $12,282 a tonne before the 148-year old market closed for the Christmas break.Prices for the orange metal gained as much as 4.7$14,270 a tonne on the Shanghai Futures Exchange for the first time, opening up a huge premium to US markets. Copper for delivery in March, the most active contract on the Comex in New York, climbed more than 5% to hit an i ...