C. Purchasing-power parities . ..*.......................... 117 - 124 45 D. Possible further improvements . . . . . . . . . . ..e..*.......... 125 - 137 52 V. THE USEFULNESS OF THIS AND EARLIER STUDIES FOR FUTURE NEGOTIATIONS ON AGREEMENTS TO REDUCE MILITARY EXPENDITURES . 138 - 154 54 VI. CONCLUSIONS AND RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . ...*... 155 - 156 58 APPENDICES I. Questionnaire on conscription . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 II. List of selected items and data used for the construction of PPPs for operating costs . . . ..*...........................-....................*. 68 III. Group's instructions to respondents accompanyinq its auestionnaire On procurement and construction l *..............,......,.................. 69 IV. Group's auestionnaire on military research and development .,.......... 72 V. Data obtained by means of the Group’s questionpaire on conscripted privates . . . . . . ..*...................*........* t..,....,....:........* l 76 VI. United States input file . . . . . . . . . . . . . . . . . ..L.......................... 77 VII. Military expenditures of participatinq States in 1982 .,,.,............ 81 / . . . ~/40/421 English Page 4 FOREWORD BY THE SECRETARY-GENERAL The General Assembly, in its resolution 37/95 B of 13 December 1982, requested the Secretary-General, with the assistance of a group of qualified experts and with the voluntary co-operation of States, to undertake the task of constructing price indices and purchasing-power parities for military expenditures of participating States and to submit progress reports to the Assembly at its thirty-eighth and 