ROODMAN: Hookworms and Malaria and Replications, Oh My!

About 10 years ago, the economist Hoyt Bleakley published two important papers on the impact of health on wealth—more precisely, on the long-term economic impacts of large-scale disease eradication campaigns. In the Quarterly Journal of Economics, “Disease and Development: Evidence…

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Not One, Not Two, Not Three, But Eight Replications?

In a recent blog at Open Philanthropy Project summarizing some of his research on the effect of incarceration on crime, David Roodman conducted, count them, 8 replications. Here is what he said: “Among three dozen studies I reviewed, I obtained or reconstructed…

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