Reuters UK | Oil prices rise slightly, investors eye OPEC meeting Reuters UK Oil prices are heading for declines of as much as 10 percent this month as optimistic assessments that the overhang in the market would ease have proved wrong. U.S. crude was up 18 cents at $41.88 a barrel at 0047 GMT after falling more than 3 percent ... OPEC rivals now allies in push for oil market share Oil tumbles on oversupply worries Crude oil futures - weekly outlook: November 30 - December 4 |