CNBC | Oil prices have come full circle since OPEC refused to cut output 3½ years ago CNBC Oil prices have come full circle from a historic implosion 3½ years ago sparked by OPEC's decision on Thanksgiving Day to take a hands-off approach to a global supply glut. Brent crude, the international benchmark for oil prices, ended Monday's session ... Oil takes a split path, pressured by growing US output, but supported by political unrest Crude Oil Slips as Dollar Strengthens and Stock Markets Slump Oil Prices Mixed as Dollar Weighs on US Crude |