OPEC is concerned by the drop in oil prices—trading near multi-year lows—and is ready to talk to other producers, an article in an OPEC publication issued on Monday said. "Today's continuing pressure on prices, brought about by higher crude production, coupled with market speculation, remains a cause for concern for OPEC and its members—indeed for all stakeholders in the industry," the commentary in the latest OPEC Bulletin said. The Organization of the Petroleum Exporting Countries renewed its openness for dialogue with other producers. OPEC has refused to cut its own output without help from outside producers ... (full story)