The African Growth Miracle
基于耐用品拥有、住房质量、儿童健康与死亡率、青年教育及女性时间分配等指标，研究发现过去二十年撒哈拉以南非洲生活水平年均增长约3.4-3.7%，是国际数据集显示的三到四倍。
Measures of real consumption based on the ownership of durable goods, the quality of housing, the health and mortality of children, the education of youths, and the allocation of female time in the household indicate that sub-Saharan living standards have, for the past two decades, been growing about 3.4-3.7 percent per year, that is, three and a half to four times the rate indicated in international data sets.