Das Altersarmutsrisiko wird bei normaler Beschäftigungsentwicklung und Zinsentwicklung in den kommenden zwanzig Jahren weiter ansteigen und dann ca. ein Fünftel aller Personen im Alter von 67 Jahren betreffen. Auch der Anteil von 67-Jährigen, die Anspruch auf die Grundsicherung im Alter haben...

This paper contributes to the debate about the optimal design of tax-transfer systems. Basedon the theory of optimal taxation, combined with microsimulation and microeconometrictechniques we derive the welfare function which makes the current German tax and transfersystem for single women optimal...

In this paper we develop a dynamic structural life-cycle model of labor supply behavior which fully accounts for the effect of income tax and transfers on labor supply incentives. Additionally, the model recognizes the demand side driven rationing risk that might prevent individuals from...

Many aspects of the economic transition which started in 1989 in Poland are by nowcomplete. However, the route Polish governments have so far taken concerning the systemof support for low-income families still implies very different poverty alleviation schemescompared to those found in many...

In this paper we develop a model to consistently estimate the intertemporal labor supplybehavior on the extensive margin (participation decision) and the intensive margin (workinghours decision). In this framework we distinguish between voluntary non-participation andinvoluntary unemployment...

This paper extends previous research about the determinants of reservation wages byanalysing the effect of progressive income taxation on the ratio between reservation and netmarket wages...

The aim of this paper is to apply recently proposed individual welfare measures in the context of random utility models of labour supply. Contrary to the standard practice of using reference preferences and wages, these measures preserve preference heterogeneity in the normative step of the...