9. 此外 会议认为 按已实现经济增长和发展的国家的经验来说 这些国家的本国储蓄占投资的比例都很大 为此理由 非洲国家对调动私有资源和公共资源来促进它们的发展负有主要责任 小组讨论参与者指出 非洲不仅资本化程度极低 其储蓄和投资的比例是世界最低的地区之一 而更为重要的是投资已出现下降趋势 例如在 1970 年代 国内投资总额占国内生产总值的比例为 25% 1990 年代 减少到 20%而私人投资所占比例也下降到大约 11%
9. Moreover, it was observed that for countries having experienced economic growthand development, domestic savings constitute an important share of investment, and for this reason African countries themselves have the primary responsibility for mobilizing private and public resources for their development. Panellists pointed out that Africa is not only highly undercapitalized, with among the lowest savings and investment ratios in the world, but more importantly, investment is on a declining trend. For example, gross domestic investment (GDI) has declined from 25 per cent of GDP in the 1970s to less than 20 per cent in the 1990s, while private investment has fallen to about 11 per cent.