Können Kostendämpfungsgesetze, Budgetierungen, Positivlisten und weitere Regulierungen, das deutsche Gesundheitswesen effizienter gestalten, oder sollten die eingefahrenen Wege in der Gesundheitspolitik verlassen und mehr marktlicher Wettbewerb im Bereich der Gesetzlichen Krankenversicherung...

Based on the economic theory of clubs the paper develops criteria for an efficient organizational structure of social insurance. It is shown, how certain club interdependencies between members of a social insurance branch limit the scope for a competitive organizational structure. Nevertheless,...

In the literature on optimal indemnity schedules, indemnities are usually restricted to be non-negative. Keeler [1974] and Gollier [1987] show that this constraint might well bind: insured could get higher expected utility if insurance contracts would allow payments from the insured to the...

Zu den drängendsten Aufgaben der Gesundheitspolitik gehört eine durchgreifende Finanzierungsreform der Gesetzlichen Krankenversicherung. Welche Möglichkeiten einer nachhaltigen Finanzierung des Gesundheitswesens sind in der Diskussion?

Under certain cost conditions the optimal insurance policy offers full coverage above a deductible, as Arrow and others have shown. However, many insurance policies currently provide coverage against several losses although the possibilities for the insured to affect the loss probabilities by...

In the literature on optimal indemnity schedules, indemnities are usually restricted to be non-negative. Keeler [1974] and Gollier [1987] show that this constraint might well bind: insured could get higher expected utility if insurance contracts would allow payments from the insured to the...

The standard solution to adverse selection is the separating equilibrium introduced by Rothschild and Stiglitz. Usually, the Rothschild-Stiglitz argument is developed in a model that allows for two states of the world only. In this paper adverse selection is dis-cussed for continuous loss...

Under certain conditions the optimal insurance policy will offer full coverage above a deductible, as Arrow and others have shown long time ago. Interestingly, the same design of insurance policies applies in case of a single loss and ex-ante moral hazard. However, many insurance policies...