Russia is becoming increasingly convinced it needs to reduce oil output in tandem with OPEC but is still bargaining with the producer group’s leader, Saudi Arabia, over the timing and volume of any reduction, two industry sources told Reuters.  The Russian Energy Ministry held a meeting with the heads of domestic oil producers on Tuesday, ahead of a gathering in Vienna of the Organization of the Petroleum Exporting Countries and its allies on Dec. 6-7. “The idea at the meeting was that Russia needs to reduce. The key question is how quickly and by how much,” said one source familiar with the talks between Russian oil firms and the ministry. “Most people agreed that we cannot reduce immediately, it needs to […]