For the week beginning Sunday, Dec. 15. (All times are E.S.T., subject to change without notice.)
University of Chicago Roundtable (Sun. 1:30 p.m., NBC). Topic: "Do We Need New Labor Legislation?" Speakers: Wage Stabilizer Willard Wirtz, University of Chicago law professor Charles O. Gregory, Economist Frederick H. Harbison.
NBC Symphony (Sun. 5 p.m., NBC). Mozart's Jupiter Symphony, Béla Bartók's The Miraculous Mandarin, Richard Strauss's Till Eulenspiegel. Conductor: Fritz Reiner.
Family Hour (Sun. 5 p.m., CBS). Soprano Risë Stevens, Tenor Jimmy Carroll and Guest Jean Sablon.
Hoagy Carmichael (Sun. 5:30 p.m., CBS) sings his jazz with a rare close beat.
Theatre Guild on the Air (Sun....