IMF head, Christine Lagarde, shakes hands with G24 chairman, Luis Videgaray Caso, in Washington, DC, on April 18, 2013

International Monetary Fund (IMF) Managing Director Christine Lagarde shakes hands with Mexico’s finance minister and G24 chairman, Luis Videgaray Caso, prior to a meeting at the IMF Headquarters in Washington, DC, on April 18, 2013. The Group of 24 emerging and developing countries called on the central banks in rich countries to guard against spillovers that could wreak havoc on their economies