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Dysgenic Fertility in the Russian Federation

Ekaterina Chmykhova, Denis Davydov and Richard Lynn


Published: 2016/12/01


Data are reported for intelligence and fertility in the Russian Federation. There was a statistically significant negative correlation for 29 provinces showing dysgenic fertility for intelligence in contemporary Russia. The negative relationship between test score and number of children was observed at the individual level as well. This relationship is not linear: only third and higher order births are associated with lower intelligence. Dysgenic fertility for intelligence was greater for men than for women, mainly because Raven scores of childless women were slightly lower than those of women with one or two children.

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