OPEC ministers say they will almost certainly leave their oil-production ceiling unchanged when the group meets this week. What really matters for markets is whether Saudi Arabia will respond to global supply shortfalls by pumping a record amount of crude. Just six months ago, energy analysts predicted output from the Organization of Petroleum Exporting Countries would climb too high and Saudi Arabia needed to cut to make room for other suppliers. They changed their minds after production from Libya , Iran and Iraq failed to rebound as anticipated, and industrialized nations’ stockpiles fell to the lowest for the time of year since 2008. Saudi Arabia may need to pump a record 11 million barrels a day by December to cover the other member nations, says Energy Aspects Ltd., a consultant. “Now it’s not whether the Saudis will make room, but whether they’ll keep it going and maintain enough spare […]