OPEC holds a ministerial meeting Wednesday to decide on oil production levels, with markets expecting the cartel to maintain its official quota as a weak global economy hits demand for crude. But the Organization of Petroleum Exporting Countries may decide to trim its actual production, which stands above the agreed ceiling, as OPEC hawks Venezuela and Iran seek to keep oil prices high. The Vienna-based organisation, which supplies a third of the world's crude, has had an output target of 24.84 million barrels per day (mbpd) for three years. The International Energy Agency said on Tuesday that OPEC in fact produced ... (full story)