增长乏力和人均收入下降,是1980—1987年期间撒哈拉以南非洲国家经济形势的特征。造成这种后果的原因,在很大程度上与不利的历史背景和自然环境、与初级产品价格疲软和经济政策构想不善有关。在过去10年中,经济发展情况不佳伴之以外债问题加剧,导致国际 The sluggish growth and declining per capita income are characteristic of the economic situation in sub-Saharan African countries during 1980-1987. The reasons for this are largely due to unfavorable historical background and the natural environment, weakness in the prices of primary products and poor economic policy. In the past 10 years, the worsening economic development accompanied by the aggravation of the external debt problem has led to international efforts