Key points are not available for this paper at this time.
Grazyna Kochanska, Kathleen Murray, Tanya Y. Jacques, Amy L. Koenig, Kimberly A. Vandegeest, Inhibitory Control in Young Children and Its Role in Emerging Internalization, Child Development, Vol. 67, No. 2 (Apr., 1996), pp. 490-507
Kochanska et al. (1996) studied this question.