A/RES/50/161 Page 3 11. Also reiterates the call for formulating or strengthening by 1996 comprehensive cross-sectoral strategies for implementing the outcome of the Summit and national strategies for social development, including government action, actions by States in cooperation with other Governments and international, regional and subregional organizations, and actions taken in partnership and cooperation with actors of civil society, the private sector and cooperatives, with specific responsibilities to be undertaken by each actor and with agreed priorities and time-frames; 12. Further reiterates the call for regularly assessing national progress towards implementing the outcome of the Summit, possibly in the form of periodic national reports, outlining successes, problems and obstacles; such reports could be considered within the framework of an appropriate consolidated reporting system, taking into account the different reporting procedures in the economic, social and environmental fields; 13. Reaffirms the need for effective partnership and cooperation between Governments and the relevant actors of civil society, the social partners, the major groups as defined in Agenda 21, 7/ including non-governmental organizations and the private sector, in the implementation of and follow-up to the Declaration and Programme of Action, and for ensuring their involvement in the planning, elaboration, implementation and evaluation of social policies at the national level; 14. Recognizes that the implementation of the Declaration and Programme of Action will require the mobilization of financial resources at the national and international levels, as set out in commitments 8 and 9 of the Declaration and paragraphs 87 to 93 of the Programme of Action; 15. Also recognizes that the implementation of the Declaration and Programme of Action in developing countries, in particular in Africa and the least developed countries, will need additional financial resources and more effective development cooperation and assistance; 16. Concurs that substantial debt reduction is needed to enable developing countries to implement the Declaration and Programme of Action, as set out in commitment 9 (o) of the Declaration and paragraph 90 of the Programme of Action; 17. Reaffirms the importance of agreeing on a mutual commitment between interested developed and developing country partners to allocate, on average, 20 per cent of official development assistance and 20 per cent of the national budget, respectively, to basic social programmes; 18. Recognizes the necessity of providing appropriate technical cooperation and other forms of assistance to the countries with economies in transition, as set out in the provisions of the Declaration and Programme of Action; 7/ Report of the United Nations Conference on Environment and Development, Rio de Janeiro, 3-14 June 1992 (A/CONF.151/26/Rev.1 (Vol. I and Vol. I/Corr.1, Vol. II, Vol. III and Vol. III/Corr.1)) (United Nations publication, Sales No. E.93.I.8 and corrigenda), vol. I: Resolutions adopted by the Conference, resolution 1, annex II. /...