Los puntos clave no están disponibles para este artículo en este momento.
Thomas MaCurdy, Thomas Mroz, R. Mark Gritz, An Evaluation of the National Longitudinal Survey on Youth, The Journal of Human Resources, Vol. 33, No. 2, Special Issue: Attrition in Longitudinal Surveys (Spring, 1998), pp. 345-436
MaCurdy et al. (Thu,) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: