CNBC | OPEC calls on US shale oil producers to accept 'shared responsibility' of slashing global supply CNBC OPEC General Secretary, Mohammed Barkindo, called on U.S. shale oil producers to help support plans to curb global oil supply on Tuesday, warning that unprecedented measures may be necessary next year in order to rebalance the oil market. "We urge ... Oil prices climb after OPEC signals possible deal extension OPEC Secretary General urges US shale oil producers to help cap global supply Has The Bear Market In Oil Finally Ended? |