sentences:  In 2011, Carstens, along with Christine Lagarde, was one of the two final candidates to become the managing director of the International Monetary Fund.He previously served as secretary of finance in the cabinet of Felipe Calderón (2006–09), as deputy managing director of the International Monetary Fund (2003–06) and as treasurer of the Bank of Mexico.In 2011 he was included in the 50 Most Influential ranking of Bloomberg Markets Magazine.