A/RES/50/120 Page 3 by, inter alia, a substantial increase in their funding on a predictable, continuous and assured basis, commensurate with the increasing needs of developing countries, as well as through the full implementation of resolutions 47/199 and 48/162; 6. Urges developed countries, in particular those countries whose overall performance is not commensurate with their capacity, taking into account established official development assistance targets, including targets established at the Second United Nations Conference on the Least Developed Countries 2/ and their current levels of contribution, to increase substantially their official development assistance, including contributions to the operational activities of the United Nations system; 7. Notes with appreciation the sustained contributions of many donors and recipient countries to the operational activities for development in a spirit of partnership; 8. Expresses serious concern at the persistent insufficiency of resources for the operational development activities of the United Nations, in particular the decline in contributions to core resources; 9. Stresses the need for a substantial increase in resources for operational activities for development on a predictable, continuous and assured basis, commensurate with the increasing needs of developing countries; 10. Decides that intensified consultations and negotiations on prospective new specific modalities for financing operational activities for development on a predictable, continuous and assured basis, in accordance with paragraphs 31 to 34 of annex I to resolution 48/162 on the restructuring and revitalization of the United Nations in the economic and social fields, should lead to an agreed outcome in the framework of the review process of that resolution; 11. Reaffirms the need for priority allocation of scarce grant resources to programmes and projects in low-income countries, particularly the least developed countries; 12. Emphasizes that recipient Governments have the primary responsibility for coordinating, on the basis of national strategies and priorities, all types of external assistance, including that provided by multilateral organizations, in order to integrate effectively such assistance into their development process; 13. Urges the members of the United Nations development system to continue to develop an agreed division of responsibility, in accordance with their respective mandates, under the coordination of Governments as well as greater complementarity in their respective roles at the field level in response to the needs and priorities of recipient countries; 14. Stresses the need for the United Nations system to take full account of the interests and concerns of all recipient countries, and, in that context, stresses the need for it to give serious consideration to ways of 2/ See Report of the Second United Nations Conference on the Least Developed Countries, Paris, 3-14 September 1990 (A/CONF.147/18), part one. /...