This article examines the long-run effect of higher education, measured in average years of tertiary schooling, on the level and growth rate of national per capita income. It uses an improved dataset on educational attainments which not only reduces measurement error but also overcomes data comparability issues and allows us to estimate the…

Ample evidence indicates that a person's human capital is important for success on the labor market in terms of both wages and employment prospects. However, unlike the efforts to identify the impact of school attainment on labor-market outcomes, the literature on returns to cognitive skills has not yet provided convincing evidence that the…

This paper presents a comprehensive analysis of the link between age and proficiency in information-processing skills, based on information drawn from the Survey of Adult Skills (PIAAC). The data reveal significant age-related differences in proficiencies, strongly suggesting that proficiency tends to "naturally" decline with age. Age…