"We had a growth forecast of 2.1 percent for the United States in 2013. With what has been agreed, properly implemented of course, we will be within the parameters that we had set," Christine Lagarde told journalists during a visit to Ivory Coast.

"The uncertainty related to the debt ceiling discussion and sequestration are still two big question marks for the stability going forward of the U.S. economy," she said.

(Reporting by Joe Bavier; editing by Daniel Flynn)