Paul Samuelson made a series of important contributions to population theory for humans and other species, evolutionary … theory, and the theory of age structured life cycles in economic equilibrium and growth. The work is highly abstract but much … of it was intended to illuminate issues of compelling policy importance, such as declining fertility and population aging …

We set up an overlapping generations model with endogenous fertility to study pensions policies in an ageing economy … have negative effects on the fertility rate, thus exacerbating population ageing. …

children's fertility. We use representative panel data from Germany to link observations on parents and adult children. We … retirement affects only the timing of adult children's fertility, without having an effect on total fertility. …

Many countries consider rising fertility through pro-family policies as a solution to the fiscal pressure stemming from … the final effects to the assumed target value and path of increased fertility. Since our study tries to quantify the … fiscal effects depend on the patterns of increased fertility. …

social security and endogenous retirement and fertility decisions. It demonstrates that neither fertility nor retirement … fertility and the elderly labor supply in the economy as a whole. It shows that governments can realize the first …

contribution scheme. In particular we examine the relationship between retirement, fertility and pensions in a three … chosen. In the case of mandatory retirement, increasing longevity has an unambiguously negative impact on fertility and … decrease fertility less. Finally, the effects of the social security tax on capital per worker are negative with mandatory …