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
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
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