Her remarks echoed those of the whole G20 which said in a statement Monday that "the United States will carefully calibrate the pace of fiscal tightening to ensure that public finances are placed on a sustainable long-run path while avoiding a sharp fiscal contraction in 2013."
Lagarde also praised what she described as "Mexico's efficiency" on Europe.
The G20 statement said that its members were happy with the results seen in Europe where a series of economic reforms are under way to stabilize and better supervise its banking system in the face of debt crises in Portugal, Ireland, Italy, Greece and Spain.
"The euro zone remains a concern for the world economy," Largarde said. However, nations in the firing line have to seek a mix of policies to restore confidence that matches their needs and abilities.
The G20 conference was the last major event chaired by Mexico before the country hands over the G20 presidency to Russia.
Landmark building should respect the public's feeling