
    No. 80-203.
    Merrill Lynch, Pierce, Fenner & Smith, Inc. v. Curran et al.
   C. A. 6th Cir. Certiorari granted limited to Question 1 presented by the petition and case set for oral argument in tandem with No. 80-757, New York-Mercantile Exchange v. Leist; No. 80-895, Clayton Brokerage Co. of St. Louis, Inc. v. Leist; and No. 80-936, Heinold Commodities, Inc. v. Leist [certiorari granted, 450 U. S. 910].  