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艾米莉·奥斯特颠覆我们对非洲艾滋病情况的认知
968,992 views
|
Emily Oster |
TED2007
• March 2007
Read transcript
艾米莉·奥斯特从经济学的角度重新分析了非洲艾滋病情况的数据，并得出了一个惊人的结论：所有我们知道的关于艾滋病在陆地上的传播情况全是错的。
global issues
science
economics
health
Africa
statistics
AIDS
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