This episode's headline: Lower Rates; Budtet Politics; School Violence; Conversation; Tribal Colleges; Conversation. ANCHOR: ELIZABETH FARNSWORTH; GUESTS: DEAN FOUST, BusinessWeek Magazine; NEAL SOSS, Credit Suisse First Boston; GENE SPERLING, White House Economic Adviser; REP. RICHARD ARMEY, House Majority Leader; AMARTYA SEN, Nobel Laureate, Economics; CORRESPONDENTS: MARGARET WARNER; PHIL PONCE; ELIZABETH FARNSWORTH; BETTY ANN BOWSER; TOM BEARDEN