Update: Demoulas cousins agree to price, but not to deal

The rival cousins negotiating over Demoulas Super Markets appear to have agreed to a price, but not to a deal.

That message emerged between a series of barbs traded over the weekend between Arthur T. Demoulas, the ousted president and part-owner seeking to buy the 50.5% of the chain he does not own; majority owners headed by his cousin Arthur S. Demoulas; and independent members of the company's board of directors.

The 71-store chain has been crippled for more than three w