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Direct linkLilas Gurgand; Hugo Peyre; Jean Ecalle; Jean-Paul Fischer; Franck Ramus – Mind, Brain, and Education, 2024
We studied the effect of the number and characteristics of siblings (sex, age) on school achievement in several grades (kindergarten, first grade, and fifth grade), in two large French cohorts, with more than 16,000 children. Running linear mixed-effects models, we find that, independently of socioeconomic status, having more siblings is…
Descriptors: Siblings, Sibling Relationship, Academic Achievement, Foreign Countries
