Aparna Mathur, Hao Fu, and Peter Hansen

Aparna Mathur is a resident scholar in economic policy studies at AEI, where Hao Fu is a research assistant and Peter Hansen does data analysis.

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The Horrors of Rat Hole Mining

"The river was our source of water. Now, the people won't touch it."

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What's Your Favorite Slang Word?

From "swag" to "on fleek," tweens choose.

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Cryotherapy's Dubious Appeal

James Hamblin tries a questionable medical treatment.

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Confessions of Moms Around the World

In Europe, mothers get maternity leave, discounted daycare, and flexible working hours.

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How Do Trees Know When It's Spring?

The science behind beautiful seasonal blooming

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