WASHINGTON, Dec. 13 (Xinhuanet) -- The US Federal Reserve (Fed) said on Tuesday that it decided to raise the short-term interest rate by another one quarter percentage point to 4.25 percent, the highest level since April 2001.

    It is the 13th such increase since the US Fed began to boost the federal funds rate, the interest that commercial banks charge each other on overnight loans, from June 2004. Enditem