"Given my own plans for the coming years, we both agreed that was not likely to happen at American Express in the short term, " Chenault said in a recent statement.
While others report divisions among the Fed officials on QE II, Fisher steered away from directly disputing the policy, although he did express discomfort over short-term interest rates of effectively zero.
The Oracle of Omaha, the legendary investor Warren Buffett, has been a major long-term major investor in American Express through Berkshire Hathaway (BRK.B), which he heads and controls.