US copper futures worked higher Friday in choppy morning business as optimism for a US House of Representatives approval of the proposed $700 billion bailout plan overshadowed ongoing strength in the dollar. Copper for December delivery was trading up 3.00 cents at $2.6575 a lb by 10:18 am EDT (1418 GMT) on the New York Mercantile Exchange's Comex division.
Spot October rose 2.25 cents at $2.6750.