A/RES/48/239 Page 3 Secretariat regarding the essential nature and long-term cost-effectiveness of the provisions made for logistical services; 10. Recommends that the Secretariat actively pursue all available means to deliver such services at more economical rates; 11. Requests the Secretary-General to take all necessary action to ensure that the Operation in Somalia II is administered with a maximum of efficiency and economy and, in particular, to implement fully economy, financial and efficiency measures to be approved during the resumed fortyeighth session but no later than 1 May 1994, and to report on the implementation of such measures in the context of the performance report relevant to the period; 12. Urges all Member States to make every possible effort to ensure payment of their assessed contributions to the Operation in Somalia II promptly and in full; 13. Affirms that the non-payment and late payment of assessed contributions in full and on time and the fact that the General Assembly has unfortunately been led to consider and approve budgets for peace-keeping operations without adequate documentation have damaged and continue to damage the ability of peace-keeping operations to implement their activities effectively; 14. Requests the Secretary-General to explore all possibilities in order to ensure prompt reimbursement to troop-contributing countries; 15. Decides to appropriate to the Special Account for the United Nations Operation in Somalia II, in accordance with the recommendations contained in paragraph 52 of the report of the Advisory Committee, a total amount of 639,399,300 dollars gross (634,214,900 dollars net) for the period from 1 November 1993 to 31 May 1994; 16. Decides also, as an ad hoc arrangement, to apportion the additional amount of 513,203,800 dollars gross (509,214,900 dollars net) for the period from 1 November 1993 to 31 May 1994, taking into account the amount of 126,195,500 dollars gross (125 million dollars net) already apportioned in accordance with General Assembly decision 48/471 A, among Member States in accordance with the composition of groups set out in paragraphs 3 and 4 of Assembly resolution 43/232 of 1 March 1989, as adjusted by the Assembly in its resolutions 44/192 B of 21 December 1989, 45/269 of 27 August 1991, 46/198 A of 20 December 1991 and 47/218 A of 23 December 1992, and its decision 48/472 A of 23 December 1993, and taking into account the scale of assessments for the years 1992, 1993 and 1994 as set out in Assembly resolutions 46/221 A of 20 December 1991 and 48/223 A of 23 December 1993 and Assembly decision 47/456 of 23 December 1992; 17. Decides further that, in accordance with the provisions of its resolution 973 (X) of 15 December 1955, there shall be set off against the apportionment among Member States, as provided for in paragraph 16 above, their respective share in the Tax Equalization Fund of the estimated additional staff assessment income of 3,988,900 dollars for the period from 1 November 1993 to 31 May 1994 approved for the Operation in Somalia II; /...