Wechsler Harwood Halebian & Feffer LLP Announces Class Periods

Notice to persons who transacted in the following securities and respective class periods:

   CORPORATION              CLASS PERIOD             DUE DATE

   XOMA, Ltd.               5/24/01-10/04/01         01/14/02
   (NASDAQ: XOMA)

   STARMEDIA NETWORK        02/21/01-11/19/01        01/22/02
   (NASDAQ: STRME)

   ENRON, INC.              11/17/98-11/08/01        12/21/01
   (NYSE: ENE)

   DQE, INC.                12/06/00-04/30/01        12/05/01
   (NYSE: DQE)

Wechsler Harwood Halebian & Feffer LLP ("Wechsler Harwood") (http://www.whhf.com/) has been retained to investigate claims or filed class action complaints involving the securities of the above companies on behalf of investors.

Wechsler Harwood has extensive experience representing shareholders in class actions and has served as lead counsel on behalf of shareholders in many such actions. The reputation and expertise of this firm in shareholder and other class actions has repeatedly been recognized by the courts.

If you wish to discuss these actions, or have any questions concerning this notice or your rights or interests with respect to these matters, please contact Wechsler Harwood Halebian & Feffer LLP, 488 Madison Avenue, New York, New York 10022, by calling toll free 877-935-7400 or by contacting:

   Craig Lowther, Wechsler Harwood Shareholder Relations Department;
   DQE, Inc.: clowther@whhf.com.

   Ramon Pinon, IV, Wechsler Harwood Shareholder Relations Department;
   Enron, Inc.: rpinoniv@whhf.com.

   Patricia Guiteau, Wechsler Harwood Shareholder Relations Department;
   StarMedia Networks, Inc.: pguiteau@whhf.com.

   David Leifer, Wechsler Harwood Shareholder Relations Department;
   Xoma, Ltd: dleifer@whhf.com.

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SOURCE: Wechsler Harwood Halebian & Feffer LLP

Contact: Craig Lowther, clowther@whhf.com, Ramon Pinon, IV,
rpinoniv@whhf.com, Patricia Guiteau, pguiteau@whhf.com, David Leifer,
dleifer@whhf.com, all of Wechsler Harwood Shareholder Relations Department

Website: http://www.whhf.com/