Key points are not available for this paper at this time.
Bennett A. Shaywitz, Theodore R. Holford, John M. Holahan, Jack M. Fletcher, Karla K. Stuebing, David J. Francis, Sally E. Shaywitz, A Matthew Effect for IQ but Not for Reading: Results from a Longitudinal Study, Reading Research Quarterly, Vol. 30, No. 4 (Oct. - Nov. - Dec., 1995), pp. 894-906
Shaywitz et al. (1995) studied this question.