Los Angeles-based TRE Corp. said it was...

Los Angeles-based TRE Corp. said it was postponing its Dec. 9 annual meeting in view of its proposed acquisition by Alcoa . . . Great Western Financial of Beverly Hills announced that it has engaged Shearson Lehman Bros. to evaluate the possible sale of its insurance and commercial leasing subsidiaries . . . A federal judge sided with union employees of Safeway Stores and ruled that their lawsuit to block the pending sale of the supermarket chain should be heard in California state court and not in federal court . . Lorimar-Telepictures said its shareholders voted to change the state of incorporation from New York to Delaware . . . The Federal Reserve reported that the average yield for one-year T-bills rose to 5.89% last week.