Human capital plays an important role in the theory of economic growth, but it has been difficult to measure this abstract concept. We survey the psychological literature on cross-cultural IQ tests, and conclude that modern intelligence tests are well-suited for measuring an important form of a...

This chapter analyzes the effects of an aging population on individual skill choices and the production structure by means of a dynamic general equilibrium model with overlapping generations and probabilistic aging. The model allows for capital-skill complementarity, which strongly affects the...

Productive consumption enables the satisfaction of current needs and, at the same time, increases the productive potential of labour. Theoretical as well as empirical evidence suggests that productive consumption is primarily relevant to low-income countries. From the perspective of growth...