President Barack Obama said Federal Reserve Chairman Ben S. Bernanke has stayed in his post “longer than he wanted,” one of the clearest signals the central bank chief will leave when his current term expires next year. “Ben Bernanke’s done an outstanding job,” Obama said in an interview with Charlie Rose that airs tonight, when asked about nominating him for another term subject to Senate approval. “He’s already stayed a lot longer than he wanted or he was supposed to.” Obama likened Bernanke’s tenure to that of outgoing Federal Bureau of Investigation Director Robert Mueller, who stayed on for two years after his ... (full story)