Principles that are outdated from reality. The havana Charter chapter, which deals with intergovernmental agreements to control goods, included provisions that would have benefited the consumer, including (a) equal representation for import and export countries; (b) the participation of all countries that are “essentially interested in the product concerned”; (c) advertising controls in the form of an annual report; and (d) to ensure increased market opportunities for deliveries from regions where production is most efficient. An international commodity agreement is a commitment by a group of countries to stabilize trade, deliveries and product prices for participating countries. An agreement usually involves consensus on the quantities traded, prices and inventory management. A number of international commodity agreements serve exclusively as forums for information exchange, analysis and political debate. Preconditions for negotiation. Empirically, if not theoretically, seems to be one of the main conditions for an international commodity conference to materialize for an agreement: historically, US policy on international commodity agreements has been characterized by some ambivalence. Until recently, it has only participated in agreements that are of interest to the United States, particularly the international wheat agreement. Even in the case of sugar (where the United States remains a net importer), it has acted more in a producer than among consumers; Too large a gap between domestic and foreign prices would embarrass the continuation of the national sugar control system. From time to time, the United States has co-ordded the idea of a lead and zinc agreement to end an existing system of unilaterally imposed import quotas, which has caused great irritation in trade relations with Mexico, Peru, Australia and Canada.