U.S. President Barack Obama (R) announces his nomination of Janet Yellen (L) to head the Federal Reserve at the White House in Washington October 9, 2013. U.S Federal Reserve Vice Yellen said on Wednesday she would do her utmost to promote maximum employment, stable prices, and a strong and stable financial system if she is confirmed by the U.S. Senate to run the central bank.The nomination puts Yellen on course to be the first woman to lead the institution in its 100-year history. REUTERS/Jonathan Ernst (UNITED STATES - Tags: POLITICS BUSINESS)