CNBC | Oil breaks above $50 a barrel as investors warm to OPEC deal CNBC Oil rose to its highest since August above $50 a barrel on Monday, supported by a planned production cut by exporter club OPEC, although analysts cautioned the stubbornness of the existing supply overhang could temper a longer-lasting rally. December ... What Will It Take For Saudi Arabia To Push Oil Towards $100? Oil Rises to Three-Month High as Investors Assess OPEC Agreement Oil prices stable on planned OPEC cut, but current glut still weighs |