An article in Slate yesterday argued that TV watching causes autism. The Slate article is based on research done by Cornell economists Michael Waldman, Sean Nicholson, and Nodir Adilov. You can download the academic working paper here. The paper gives some theories why TV and autism might be linked, but the more interesting part of the paper is the data analysis. The researchers are trying to find a “natural experiment” that shifts around TV watching, but otherwise has no impact on whether a child is diagnosed as autistic. Rainfall is one of the things they use. In places where it rains a lot, kids watch more TV.
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