Also

* American International Group Inc. said that Chairman Maurice “Hank” Greenberg received a subpoena from New York Atty. Gen. Eliot Spitzer regarding policies that may help companies smooth earnings.

* Kroger Co. will restate and cut profit for three years after new regulatory guidelines were issued on accounting for store leases. Kroger will reduce earnings by less than 1 cent a share for 2001, 2002 and 2003, the Cincinnati-based company said.

* National Medical Health Card Systems Inc., a New York pharmacy benefits manager, bought Pharmaceutical Care Network of Sacramento for $13 million in cash to expand its business on the West Coast.

* Occidental Petroleum Corp. said the company and its partners had signed contracts with Libya’s National Oil Co. for nine exploration blocks.

* Rockwell Collins Inc. said it agreed to buy Northrop Grumman Corp.’s Teldix, a Heidelberg, Germany-based provider of military aviation electronics, for about $94 million.

* Marvel Enterprises Inc., publisher of the Spider-Man and X-Men comic books, said fourth-quarter profit more than doubled to $30.1 million as licensing sales rose. Net income climbed to 27 cents a share from $13.5 million, or 12 cents, a year earlier, the New York-based company said. Sales rose 17%.

* Gadzooks Inc., the apparel retailer being sold to Forever 21 Inc., will liquidate its remaining assets and close its corporate headquarters in Texas.

* Riggs National Corp. Chief Executive Robert L. Allbritton resigned, citing the bank’s pending $652-million acquisition by PNC Financial Services Group Inc.