Mexico's track record of cautious fiscal and monetary policy should sustain low inflation and government deficits, keep external debt levels steady, and contribute to economic resiliency. We have affirmed our 'BBB/A-3' foreign- and 'A-/A-2' local-currency sovereign credit ratings on Mexico. The stable outlook reflects our expectation that the Mexican government will keep its fiscal and external debt burdens contained despite the vulnerabilities posed by a comparatively low growth environment. NEW YORK (Standard&Poor's) Feb. 27, 2012--Standard&Poor's Ratings Services said today that it affirmed its 'BBB/A-3' foreign- and 'A-/A-2' local-currency sovereign credit ratings on the United Mexican States (Mexico). The outlook remains stable, and the transfer and convertibility assessment is unchanged at 'A'. "The ratings on Mexico reflect