4.Given the continued dependence of many less-developed contracting parties on the exportation of a limited range of primary products,* there is need to provide in the largest possible measure more favourable and acceptable conditions of access to world markets for these products, and wherever appropriate to devise measures designed to stabilize and improve conditions of world markets in these products, including in particular measures designed to attain stable, equitable and remunerative prices, thus permitting an expansion of world trade and demand and a dynamic and steady growth of the real export earnings of these countries so as to provide them with expanding resources for their economic development.