Expanded international data from the PIAAC survey of adult skills allow us to analyze potential sources of the cross-country variation of comparably estimated labor-market returns to skills in a more diverse set of 32 countries. Returns to skills are systematically larger in countries that have...

We show that the long-run economic growth effect of an increase in the retirement age is unambiguously positive in research and development based endogenous growth models. This contrasts recent findings based on models of learning-by-doing-spillovers, in which an increase in the retirement age...

We analyze the optimal life-cycle education decision of a single atomistic individual and show that the standard result of part-time education and part-time work throughout the life-cycle holds only under very special and unrealistic assumptions. Once these assumptions are relaxed, different...