A pump jack is seen at sunrise near Bakersfield, California October 14, 2014. Oil prices dipped early on Tuesday over disagreement within producer cartel OPEC on who should cut how much production in a planned coordinated reduction to prop up prices. International Brent crude oil futures were trading at $51.38 per barrel at 0117 GMT, down 8 cents from their last close. U.S. West Texas Intermediate (WTI) crude futures were down 5 cents at $50.47 a barrel. Iraq’s oil minister Jabar Ali al-Luaibi said the second-largest producer in the Organization of the Petroleum Exporting Countries (OPEC) wanted to be exempt from output curbs as it needed more money to fight Islamic State militants. “Crude oil prices labored under the weight of various OPEC members seeking exemption from the production cut agreement,” ANZ bank said on Tuesday. Until there is more clarity on the planned cut, which OPEC hopes will […]