This paper presents a dense summary of the most fundamental results on the issue of PAYG Social Security. They are presented in a simple and insightful analytical framework by working from the budget constraint of the household. The results presented in detail are a representation of the...

Die vorliegende Publikation untersucht die gegenwärtigen Entwicklungen am chinesischen Arbeitsmarkt. Sie analysiert die Funktion chinesischer Gewerkschaften und die Rolle von Tarifverhandlungen im Lohnfindungsprozess, aber auch die grundlegende Frage, ob Chinas Reservoir an billigen...

This study investigates possible reasons for the gender difference in sickness absence. We estimate both short- and long-term effects of parenthood in a within-couple analysis based on the timing of parenthood. We find that after entering parenthood, women increase their sickness absence by...

It is useful to distinguish between exogenous and endogenous factors behind contemporary and expected future problems for the welfare state. This paper tries to identify major problems of both types and to indicate alternative reform possibilities to deal with them. At the same time as several...

The paper analyses the interaction between economic incentives and work norms in the context of social insurance. If the work norm is endogenous in the sense that it is weaker when the population share of beneficiaries is higher, then voters will choose less generous benefits than otherwise. We...

We use a Swedish sickness insurance reform to show that among married couples a partner's benefit level affects spousal labour supply. The spousal elasticity of sick days with respect to the partner's benefit is estimated to be 0.4, which is about one-fourth of the own labor supply elasticity....

This paper presents a summarized picture of the Brazilian Social Insurance System, both in terms of the system that cover workers in private sector - Regime Geral de Previdência Social (RGPS) (General Regime for Social Security) - and in terms of the various systems that cover public servants...

This paper examines how politicians influenced social security policy in Germany. Using yearly data from the German Pension Insurance from 1957 to 2005, revenues as well as expenditures are analysed in linear regression models, respectively. In accordance with opportunistic political behaviour,...

The net present value of costs and benefits from a pay-as-you-go social security system are negative for young people and positive for the elderly. If people all vote their financial selfinterest, there will be a pivotal age such that those who are younger favor smaller social security benefits...

We suggest a political economy explanation for the stylized fact that intragenerationally more redistributive social security systems are smaller. Our key insight is that linking benefits to past earnings (less redistributiveness) reduces the efficiency cost of social security (due to endogenous...