That should be "more", but I guess spelling was more difficult than I thought. ;)
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Sibling comparisons: how complicated than you thought. http://journals.lww.com/epidem/Abstract/2012/09000/Sibling_Comparison_Designs__Bias_From_Non_Shared.11.aspx …pic.twitter.com/xfAgmDSTS5
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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This is somewhat old news. See http://www.nber.org/papers/w6721 or http://www.journals.uchicago.edu/doi/abs/10.1086/260822 …. Especially Bound and Solon make these points very clearly
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Economists like to do their own version of behavioral genetics, except that they fill up their papers with incomprehensible jargon.
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So you may forgive me for not _generally_ reading the econ lit.
End of conversation
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