CNBC | Oil companies shoulder pain of downturn with lower output Reuters LONDON, Nov 24 The world's listed oil companies have slashed oil output by 2.4 percent so far this year during one of the industry's worst downturns as OPEC battles to agree on its first production cut since 2008. The aggregated production of 109 ... OPEC deal expected, impact of Trump on oil unclear, CNBC Oil Survey says |