Mortgage rates inched higher Tuesday as the yield spread between mortgage-backed securities (MBS) and Treasuries increased. The Fed will end its $1.25 trillion MBS purchase program tomorrow, which has been credited with holding mortgage rates down for the past 16 months. In economic news, the Conference Board reported Consumer Confidence rose to 52.5 in March from 46.4 in February, beating expectations. Stock moved higher. No other data will be released today.