"The relative risks of mortality for adoptive parents are always lower than those of parents with biological children." https://link.springer.com/article/10.1007%2Fs10680-018-9469-1 …pic.twitter.com/b9MBRvdWsy
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Cited studies on SEcon V: Dribe 2004: "seems to indicate that the main explanations are to be found in social or economic conditions" Hurt,2006: "All effects seen were small and there were few statistically significant " Grundy, 2010: does not includes earnigns as SE co-variates.
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