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艾蜜莉·奧斯特(Emily Oster)顛覆我們對非洲愛滋病的想法
962,398 views |
Emily Oster |
TED2007
• March 2007
Read transcript
艾蜜莉·奧斯特從經濟學角度，重新檢視非洲愛滋病的數據，有了驚人的結論：我們對愛滋病病毒在非洲的傳播認知是錯誤的。
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