The early contributions to the microeconomic literature assume that only market goods yield utility, and that the only way adults can secure the consumption of these goods in old age is by saving. The more recent contributions recognize, however, that the elderly derive utility also from goods...

Most empirical investigations of the effects of cognitive skills assume that they are produced by schooling. Drawing on longitudinal data to estimate production functions for adult verbal and nonverbal cognitive skills, we find that: (1) School attainment has a significant and substantial effect...