As in many other sectors, in agribusiness major changes are taking place. On the demand side, consumers are changing lifestyles, eating and shopping habits, and increasingly are demanding more accommodation of these needs in the supermarket. With regard to the supply: the traditional distribution channel dominators - manufacturers of branded consumer products - are trying hard to defend their positions against retailers, who gather and use information about the consumer to streamline their enterprises and strengthen their ties with the consumer. The agricultural producers, meanwhile, face...