This episode's headline: Uphill Battle; The Fed Mystique: Managing Care; Rethinking Welfare. The guests include SEN. NANCY KASSEBAUM, Chairman, Labor & Human Resources; PAUL VOLCKER, Former Chairman, Federal Reserve Board; ELOISE ANDERSON, California Social Services Director; CORRESPONDENTS: FRED DE SAM LAZARO; CHARLAYNE HUNTER-GAULT ELIZABETH FARNSWORTH. Byline: In New York: ELIZABETH FARNSWORTH; In Washington: JAMES LEHRER