Based on explicit present value calculations, the paper criticizes the view that the PAYGO system wastes economic resources. In present value terms, there is nothing to be gained from a transition to funded system even though the latter offers a permanently higher rate of return. The sum of the...

Incentive effects of pension systems are usually estimated under the assumption that the institutional environment provides a single optimal 'pathway' for retirement. However, many countries provide competing pathways which may include several early retirement options in addition to normal...

The paper discusses the options for a reform of the German pension system using a model developed at CES for the German Council of economic advisors to the Federal Ministry of Economics and Research. It is argued that the German pay-as-you-go-system is efficient in a present value sense but will...

The extent of the demographic changes in Europe is dramatic and will deeply affect future labor, financial and goods markets. The expected strain on public budgets and especially social security has already received prominent attention, but aging poses many other economic challenges that...

Pay-as-you-go Social Security is typically characterized as a universal defined benefit pension program. Implicit in this characterization is a sense that the participant's investment in future benefits is somehow guaranteed, or safe from risk. This study develops the concept of "political risk"...

Germany still has a very generous public pay-as-you-go pension system. It is characterized by early effective retirement ages and very high effective replacement rates. Most workers receive virtually all of their retirement income from this public retirement insurance. Costs are almost 12...

The financing problems beleaguering the public pension system have again shifted the spotlight onto the retirement age. This paper examines the impact of various reform options on the actual retirement choices of older workers. The paper focuses in particular on the long-term implications of the...

All across Europe, old age labor force participation has declined dramatically during the last decades. This secular trend coincides with population aging. The European social security systems therefore face a double threat: retirees receive pensions for a longer time while there are less...

It is shown that the net fiscal externality created by an additional member of a pay-as-you-go pension system that is endowed with individual accounts equals the gross contributions" of this member. In Germany, this is an amount of about DM 175,000. The paper uses this" information to design a...

This paper describes the German public old age social security program (,Gesetzliche Rentenversicherung') and its incentive effects on retirement decisions. The paper presents the key features of the system and expresses retirement incentives in the form of accrual rates of social security...