We investigate the effect of fluid intelligence on fertility intentions by gender and level of education, using survey data. Data were collected from a survey of both partners in couples, conducted in

DataONE2023-06-13 更新230

Data from: What caused over a century of decline in general intelligence? Testing predictions from the genetic selection and neurotoxin hypotheses

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Several converging lines of evidence indicate that general intelligence (g) has declined in Western populations. The causes of these declines are debated. Here, two hypotheses are tested: (1) selectio

DataONE2018-01-18 更新120