
The loss of the U.A.E., a longstanding OPEC member, could weaken the group which has usually sought to show a united front — despite internal disagreements over a range of issues from geopolitics to production quotas.

The loss of the U.A.E., a longstanding OPEC member, could weaken the group which has usually sought to show a united front — despite internal disagreements over a range of issues from geopolitics to production quotas.