Estimates of the relative net private, social, and institutional costs indicate that the private and social costs of part-time education may be significantly below those of full-time study, but that the institutional costs may be higher. (Author)

Presents the results of an analysis of comparative recurrent expenditure for part-time and full-time enrollments at 19 colleges of advanced education. Results suggest that a part-time enrollment costs less than a full-time enrollment, but that the appropriate weight exceeds .5. (Author/IRT)