Zusammenfassung In der Untersuchung wird die Frage erörtert, ob Politikversagen eine wesentliche Mitursache für die hohe Arbeitslosigkeit und die Krise des deutschen Sozialstaates ist. Der Verfasser stellt zunächst das Politikversagen in der Sozialversicherungspolitik, insbesondere in Form...

Im Rahmen dieses Beitrags wird die Frage analysiert, ob ein großzügig ausgestalteter Sozialstaat zusätzliche Wanderungsanreize generieren kann, die eine nennenswerte Zuwanderung in das Sozialversicherungssystem zur Folge hat. Darüber hinaus werden verschiedene Politikoptionen zur...

In this model of education, where individuals are exposed both to educational risk and to wage risk within the skilled sector, successful graduation depends both on individual effort to study and on public resources. We show that insuring the present risks is a dichotomic task: Wage risk is...

In the process of the German unification and especially after the formal unification in October 1990, Eastern Germany was supported by West Germany by a lot of measures. The main purposes were to improve the infrastructure, to stimulate private investment and to alleviate the adjustment process...

The paper examines the possible effects of introducing a large-scale welfare reform in Sweden, namely, the introduction of comprehensive welfare accounts. Under this policy, individuals make mandatory contributions to accounts, which they can top up with voluntary contributions. In return,...

Germany's social security system is surveyed, its benefits and contributions are discussed. The expansion of this system in the last decades is described, its impact on employment and growth is studied and proposals for the reform of the system are discussed.

This paper analyzes the welfare effects of the Italian social security system in an economy with uncertainty on wages, financial market returns and life expectancy. The introduction of a pension system reproducing the Italian statutory scheme turns out to decrease ex-ante individual welfare,...

This paper analyzes optimal linear taxes on labor income and savings in a standard two-period life-cycle model with endogenous leisure demands in both periods and non-insurable income risks. Households are subject to skill shocks in both periods of the life-cycle. We allow for completely general...

This paper analyzes a fully funded social security system under the assumption that agents face temptation issues. Agents are required to save through individually managed Personal Security Accounts without, and with mandatory annuitization. When the analysis is restricted to CRRA preferences...