90. The Group finds it unfortunate that it did not adopt such an approach while there was still time to do so. However, the Group notes that PPPs have been successfully constructed by other projects for expenditures on civilian construction and regards it to be a reasonable assumption that the characteristics of civilian and mill. tary construction are not much different. Thus, it should be possible to construct PPPs also for military construction, although, at this time, this Group has failed to do so. / ’ . . . ~/40/421 Enqlish Page 34 Procurementf Fighter aircraft Attack aircraft Aircraft engine Air-to-air missile Friqatea* Main battle tank* Personnel carriers Field artillery Rifle Ant i-tank weapon Small arms ammunitions (Cal:) Artillery ammunitions (Cal:) Jeep* Table 5. Procurement items compax(lble among countries Australia 7.62 105 Austria M-109 MI 77 7.62 Tinland Italy Tornado AIM-9 Maestrale M-109 MILAN 7.62 105 AR-76 Norway ?-16 P-loo-PW 200 IfM- 9 4-113 A2 7.62 LO5 aercedeg Sweden Type-2 2 AK4 FGB-11 Jni ted Cinqdorr Cornadc PRG-7 :hal-, lenqer 9LR HI LAN United States ?-16 P-loo-PW 200 YIM-9 4-1 4-113 A2 * Comparability of these items are based on additional data obtained from published reference books, such a8 Jane’s All the World’s . . . series, (Jane’s Publishinq Company, London). / . . . ~/40/421 English Page 35 D. Research and development 1. Collection of data 91. Althouqh there are some precedents with regard to the construction of civilian purchasing power ‘parities for goods and services that are similar to those in the military categories of operating costs and procurement and construction, there are - to the Group’s knowledge - no such precedents with regard to research and development. The Organisation for Economic Co-operation and Development (OECD), for instance, utilizes the PPPs for gross domestic products when it tries to 
**Analysis**
The text appears to be discussing the construction of purchasing power parities (PPPs) for various military and civilian goods and services, including procurement, research and development, and construction. It seems to be comparing the costs of similar items across different countries. Given the focus on military and civilian goods and services, it is likely that the text is related to economic development and international trade.

**Category**
Economic development, International trade