In diesem Arbeitspapier wird die Hypothese untersucht, dass die gesamtwirtschaftliche Leistungsfähigkeit unter dem Einfluss demographischer und bildungspolitischer Faktoren steht. Als erstes wird ein Überblick über die Entwicklung des Qualifikationsangebots und der Arbeitsproduktivität in...

We model the optimal reaction of a public PAYG pension system to demographic shocks. We compare the ex-ante first best and second best solution of a Ramsey planner with full commitment to the outcome under simple third best rules that mimic the pension systems observed in the real world. The...

The paper shows the effect of demographic change on per capita burden of financing a PAYG social security system in the standard OLG model with frictional labor markets. Rising longevity and decreasing fertility both induce a rise in the employment level via increased capital accumulation and...

The present paper studies the role of social security in an economy populated by overlapping generations of individuals that have time-consistent or time-inconsistent preferences, face mortality and individual income risk, borrowing constraints as well as progressive income taxes. Our...