A/RES/59/15 possible effort to ensure payment of their assessed contributions to the Operation in full; 3. Expresses concern at the financial situation with regard to peacekeeping activities, in particular as regards the reimbursements to troop contributors that bear additional burdens owing to overdue payments by Member States of their assessments; Also expresses concern at the delay experienced by the Secretary-General 4. in deploying and providing adequate resources to some recent peacekeeping missions, in particular those in Africa; Emphasizes that all future and existing peacekeeping missions shall be 5. given equal and non-discriminatory treatment in respect of financial and administrative arrangements; Also emphasizes that all peacekeeping missions shall be provided with 6. adequate resources for the effective and efficient discharge of their respective mandates; Reiterates its request to the Secretary-General to make the fullest 7. possible use of facilities and equipment at the United Nations Logistics Base at Brindisi, Italy, in order to minimize the costs of procurement for the Operation; Endorses the conclusions and recommendations contained in the report 8. of the Advisory Committee on Administrative and Budgetary Questions,2 subject to the provisions of the present resolution; 9. Authorizes the Secretary-General to fill the following posts at appropriate grades until 30 June 2005: Director in the Office of the Special Representative of the Secretary-General; Political Affairs Officer in the Office of the Special Representative of the Secretary-General; Protocol Officer in the Office of the Special Representative of the SecretaryGeneral; Political Affairs Officer in the Office of the Principal Deputy Special Representative of the Secretary-General; Administrative Assistant in the Office of the Principal Deputy Special Representative of the Secretary-General; Deputy Special Representative of the Secretary-General (Humanitarian and Development Coordination); Special Assistant to the Deputy Special Representative of the SecretaryGeneral; Principal Legal Adviser; Chief of the Communications and Public Information Office; Spokesperson; and requests the Secretary-General to re-justify these posts in his next budget with additional information on appropriate grades; 10. Requests the Secretary-General to take all necessary action to ensure that the Mission is administered with a maximum of efficiency and economy; 2