This episode's headline: Taxing Times; For the People. The guests include REP. BILL FRENZEL, [R] Minnesota; REP. VIN WEBER, [R] Minnesota; SEN. WILLIAM ARMSTRONG, [R] Colorado; REP. LEON PANETTA, [D] California; REP. BARBARA BOXER, [D] California; WILLIAM SAFIRE, New York Times; CORRESPONDENTS: ROGER MUDD. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER