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TEDTalks : What do we really know about the spread of AIDS? - Emily Oster (2007) in Pathology Medicine Videos | Science Flicks

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TEDTalks : What do we really know about the spread of AIDS? - Emily Oster (2007)

Emily Oster re-examines the stats on AIDS in Africa from an economic perspective and reaches a stunning conclusion: Everything we know about the spread of HIV on the continent is wrong.