Financial Times | Oil prices score gains for the week, month and quarter MarketWatch Oil prices on Friday tallied a gain for the week, month and quarter, buoyed by concerns over crude supplies from the Kurdish region of Iraq and oil producers' strong compliance with an output-cut agreement. November WTI crude CLX7, -0.02% added 22 ... Why has the price of oil risen this year? The Driving Forces Behind Today's Oil Markets Oil Bull Rally Wavers as Shale Boom Imperils Global Supply Drop |