** FILE ** President Obama and Chinese Premier Wen Jiabao meet at the United Nations on Sept. 23. Mr. Wen promised to allow a stronger yuan but said before the meeting that any rise would not be rapid for fear of causing job losses and business failures. (Associated Press)

** FILE ** President Obama and Chinese Premier Wen Jiabao meet at the United Nations on Sept. 23. Mr. Wen promised to allow a stronger yuan but said before the meeting that any rise would not be rapid for fear of causing job losses and business failures. (Associated Press)