Burton Rosenberg Department of Computer Science University of Miami 1365 Memorial Drive Coral Gables, FL 33146-4245 burt@cs.miami.edu October 17, 2003 Jon A. Wellner and John Marden Editors, The Annals of Statistics University of Washington Department of Statistics Box 354322 Seattle, WA 98195--4322 Dear Editors, Please consider the attached paper, Inferring model parameters in markets with collars, for publication in The Annals of Statistics. We have provided a pdf file which includes a title page with abstract, subject classification and the short running title of Violatility estimation with collars. We look forward to your comments. Sincerely, Dr. Robert Chen Dr. Burton Joseph Rosenberg burt@cs.miami.edu