The German population is aging. Since fewer children are born and simultaneously life expectancy rises, demographic changes will lead to a double aging process. The paper analyzes the effects of demographic changes on the public budget by applying a cointegration analysis to global budget...

In this paper we predict the pure demographic effect on medical expenditure of the German Statutory Health Insurance Scheme. To isolate this effect, we assume that the age-specific expenditure for medical treatment as observed in 1991 remains constant over the whole prediction period (1991 until...

This paper analyses the pure demographic effect on medical expenditure and the contribution rate of the German Statutory Health Insurance Scheme. To isolate this effect, we assume that the age-specific expenditure for medical treatment as estimated in 1995 remains constant over the whole...

This paper discusses the incentives for innovation when liability is limited or not. Clearly innovative activity involves risk. On the one hand, the risk of firm owners is limited if their liability is limited. On the other hand credits will be more difficult to receive if liability is limited....

In dieser Arbeit werden die verschiedenen Anreize für Manager im Vergleich zu Unternehmenseignern untersucht, Innovationen durchzuführen. Bei den Anreizen treten gegenläufige Effekte der Innovationsanstrengungen auf. Unsere Untersuchung über die Determinanten des Innovationserfolges liefert...