Child Development · 1974 · 111 citations · 0 references
Social SciencesEducational MeasurementPsychologyDevelopmental PsychologyFamily DemographyFamily StudiesFamily RelationshipsFamily SizeFamily StructureSibling RelationshipsBirth Order AnalysisFamily Size EstimationFamily Studies Of IntelligenceMaternal Age EffectsSibship AnalysisSocioeconomic BackgroundStandardized Test Scores