Kinderlosigkeit hat zwei unmittelbare Auswirkungen auf das Rentensystem. Erstens stehen dadurch in der nächsten Generation weniger Beitragszahler zur Verfügung. Zweitens zahlen Kinderlose ihrerseits typischerweise mehr Rentenbeiträge. Denn insbesondere Frauen ohne Kinder haben ein meist...

In allen OECD-Ländern sind die Geburtenraten in den letzten vierzig Jahren erheblich gesunken. Trotz dieses gemeinsamen Trends kann aber sowohl in der zeitlichen Entwicklung als auch im aktuellen Stand des Geburtenverhaltens eine erhebliche Heterogenität beobachtet werden. Deutschland, Spanien...

Population aging is primarily the result of past declines in fertility, which produced a decadeslong period in which the ratio of dependents to working age adults was reduced. Rising old-age dependency in many countries represents the inevitable passing of this “demographic dividend.”...

Our societies are witnessing a steady increase in longevity. This demographic evolution is accompanied by some convergence across countries, whereas substantial longevity inequalities persist within nations. The goal of this paper is to survey some crucial implications of changing longevity on...

For policy reforms to increase a society's welfare, reliable information on people's prefer-ences and expectations is crucial. Representative opinion polls, often involving simplified questions about the complex topics under debate, are an important source of information for both policy-makers...

Our societies are witnessing a steady increase in longevity. This demographic evolution is accompanied by some convergence across countries, whereas substantial longevity inequalities persist within nations. The goal of this paper is to survey some crucial implications of changing longevity on...

Poland faces one of the most rapidly ageing population in Europe. The old age dependency ratio is expected to triple until 2060. Against this background, our paper examines the sustainability of Polish public finances and its isolated subsystems. We consider the profound recent reforms including...

With the introduction of the state subsidized private retirement provision, the implementation of the sustainability factor and the increase of the statutory retirement age comprehensive pension reforms have been adopted in Germany in recent years. In this article we outline the insufficiency of...

There is a lot of debate about the sustainability of the Dutch pension fund system. In this article we introduce a pension fund model that closely matches the common Dutch pension fund model. A simulation of the model shows that the Dutch pension fund system can be made future-proof with some...

Using a stochastic general equilibrium model with overlapping generations, this paper studies (i) the effects on both extensive and intensive labour supply responses to changes in fertility rates, and (ii) the potential of a retirement reform to mitigate the effects of fertility changes on...