Take malaria. Every year, hundreds of thousands of children die of this disease, which can be prevented by mosquito nets that we can produce, ship, distribute, and teach people to use for all of $10 apiece. In a 2007 paper titled “The $10 Solution,” Sachs wrote, “We should bring forth armies of Red Cross volunteers to distribute bed nets and to offer village-based training for tens of thousands of villages across Africa.” To Easterly, it was obvious where all this was heading. Sachs and his buddy Bono would organize a charity concert, rake in a couple million, and then drop thousands of
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