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The relationship between fertility and intelligence has been investigated in many demographic studies. There is evidence that, on a population level, measures of intelligence such as educational attainment and literacy are negatively correlated with fertility rate in some contexts.
May 1, 2024 · A theory to explain the fertility-intelligence relationship is that fertility is inversely affected by income, that is, the higher incomes, the lower the fertility rates and vice versa. This well-studied correlation of inverse is known as the demographic-economic paradox, which shows an inverse correlation between wealth and fertility within ...
Jun 27, 2024 · Abstract. Using newly available polygenic scores for educational attainment and cognitive ability, this paper investigates the possible presence and causes of a negative association between IQ and fertility in the Wisconsin Longitudinal Study sample, an issue that Retherford and Sewell first addressed 30 years ago.
Mar 1, 2010 · Intelligence is negatively related to the number of children, with partial correlations (age controlled) of −.156, −.069, −.235 and −.028 for White females, White males, Black females and Black males, respectively. This effect is related mainly to the g -factor.
Abstract. Using newly available polygenic scores for educational attainment and cognitive ability, this paper investigates the possible presence and causes of a negative association between IQ and fertility in the Wisconsin Longitudinal Study sample, an issue that Retherford and Sewell first addressed 30 years ago.
Cattell R. B. “Some further relations between intelligence, fertility, and socio-economic factors.” Eugen. Rev., 29: 1937, 171–179.
Addresses questions not answered in an earlier study of high school seniors who graduated in 1957 (R. D. Retherford and W. H. Sewell; see record 1989-25748-001) about the negative effect of IQ on subsequent family size and why it is considerably more negative for women than for men.
