This paper provides a unified treatment of externalities associated with fertility and human capital accumulation as they relate to pension systems. It considers as overlapping generations model in which every generation consists of high earners and low earners with the proportion of types being...

In The Decline of the Welfare State, Assaf Razin and Efraim Sadka use a political economy framework to analyze the effects of aging populations, migration, and globalization on the deteriorating system of financing welfare state benefits as we know them. Their timely analysis, supported by a...

This paper provides a unified treatment of externalities associated with fertility and human capital accumulation as they relate to pension systems. It considers as overlapping generations model in which every generation consists of high earners and low earners with the proportion of types being...