The Guardian | Opec likely to extend oil production cuts, as bitcoin remains volatile – business live The Guardian Opec likely to extend oil production cuts, as bitcoin remains volatile – business live. Opec energy ministers are likely to extend their output curbs by another nine months, as they meet in Vienna today. Introduction: Opec meeting in Vienna · Opec may ... OPEC, allies set to agree oil cut extension to end of 2018 Russia is aligned with OPEC on extending output cuts, Nigerian oil minister says Oil producers set to maintain squeeze |