Reuters | Oil slips on U.S. drilling but OPEC cuts support market - Reuters Reuters Oil prices slipped on Monday, with U.S. crude easing from two-year highs on prospects of higher output but losses were limited before an OPEC meeting that is ... OPEC Clash With US for Oil Supremacy Near Day of Reckoning Oil price recovery clouds Opec-Russia cuts plan Un-Happy Anniversary - Our Take On Oil Markets Ahead Of OPEC'S Meeting |