Opec-plus oil producers have been invited to participate in an “urgent” meeting Sunday amid expectations that the alliance will announce ratification of a historic 10 million barrel per day output cut deal that had been held up by Mexican objections. The meeting was called for by the energy ministers of Saudi Arabia and Russia, and will be held via video call at 4 p.m. GMT, according to the invitation letter sent by the Opec secretariat seen by Energy Intelligence. Sources familiar with the matter tell Energy Intelligence that the meeting will confirm the mega-cut pact that was first announced Thursday but held up by ... (full story)