Continuous time models support the reciprocal relations between academic achievement and fluid intelligence over the course of a school year

Evidence on the interrelation of intelligence development and the development of domain-specific academic achievement is still inconclusive. We investigated the longitudinal relation between these 2 constructs in the domains mathematics and reading. Data from 6 large adolescent student samples (Ntotal = 24,828) from 4 longitudinal studies were analyzed using an integrated approach. Continuous time models corroborate the assumption that...