Tidjane Thiam told CNBC Tuesday that the U.S. is definitely recovering and sees its economy as "strong" with healthy productivity. However, he added that its central bank had the power to have the greatest impact on the company's fortunes in the near future.
"The 'big cloud' is interest rates, " he said. "When interest rates will normalize....at what speed and at what magnitude?"
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A low interest rate environment, ensured by several global central banks, has meant borrowing rates for loans and mortgages have been at favorable levels in recent years. With the Federal Reverse now looking to end its quantitative easing (QE) program, many now believe it could start to raise its main benchmark interest rate at some point in 2015.