Cocoa, coffee and tea: producer co-operation for structural change

alimentos balance de provisiones bebidas beverages bilan d'approvisionnement boisson cacao coffee commercialisation commodity markets costos costs distribution empresas multinacionales entreprise multinationale firme firms foods marche marketing markets mercadeo mercados multinational corporations procesamiento processing production costs productos productos de origen vegetal products produit produit alimentaire supply balance te tea traitement vegetable products