Oil fell from the highest close in more than a week amid concern that the strengthening U.S. economy won’t boost demand enough to clear a global glut. Brent crude fell as much as 1.6 percent in London , extending this year’s decline to 45 percent. OPEC will have to “step in” if prices continue to fall, Iraq’s Adel Abdul Mahdi said yesterday in an interview. Gross domestic product in the U.S., the world’s biggest consumer, rose at a 5 percent annual rate from July through September, the most since 2003, according to revised Commerce Department data. Oil is heading for the biggest annual decline since 2008 amid a global glut exacerbated by the highest U.S. output in more than three decades . Prices have dropped 20 percent since the Organization of Petroleum Exporting Countries decided to maintain its output ceiling at 30 million barrels a day in November. The […]