Agenda item 25: Economic development of under-developed countries (A/2172, chapter III, A/2192, A/C.2/L.155 and A/C.2/L.164) : (a) Financing of economic development of under-developed countries : report of the Economic and Social Council (A/C.2/L.154 and Corr.1, A/C.2/L.157, A/C.2/L.159, A/C.2/L.161, A/C.2/L.162 and A/C.2/L.163); (b) Methods to increase world productivity : report of the Economic and Social Council; (c) Land reform : report of the Secretary-General (A/2194, A/C.2/L.158/Rev.1 and A/C.2/L.160); (d) Technical assistance for the economic development of under-developed countries (A/C.2/L.156 and Corr.1).