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Unlikely. We’ve had very good data from conscription registers, especially in the Nordics.
by xyzzyz 7y ago
Unlikely. We’ve had very good data from conscription registers, especially in the Nordics.
- nwah1 7y agoOnly for men, though. And in the case of Sweden, specifically, IQ and fertility were positively correlated for men who were born in the postwar period. https://royalsocietypublishing.org/doi/10.1098/rspb.2019.0359 https://royalsocietypublishing.org/doi/10.1098/rspb.2019.035...
- edgineer 7y agoThe last time I saw an article of this nature, a commenter pointed out that conscripts may be incentived to score lower on these tests. Isn't it true that many people simply don't care to score highly on them? This hypothesis seems reasonable to me, and yet I don't see any mention of it in the 2018 study [0] although they do address concerns about the conscript data in other respects. [0] https://www.pnas.org/content/pnas/115/26/6674.full.pdf https://www.pnas.org/content/pnas/115/26/6674.full.pdf