Wall Street Journal | OPEC Chief Outlines Progress Toward Oil-Output-Cut Deal Wall Street Journal 30, when the 14-nation cartel meets in Vienna, Secretary-General Mohammed Barkindo said. OPEC, which controls about 40% of global oil production, agreed in September to cut up to 2% of its output to curb a global oversupply of petroleum and raise crude ... Exclusive: Saudis could raise oil output again as sparring with Iran retur... It's time to do something for the oil price: Eni CEO Oil price falls as Saudi Arabia and Iran argue over output |