While risk selection within the German public health insurance system has received considerable attention, risk selection between public and private health insurers has largely been ignored. This is surprising since - given the institutional structure - risk selection between systems is likely...

We analyze the deficits of the German Länder for the period from 1960 to 2000 and test a number of hypotheses derived from the literature on the political economy of public expenditures and public deficits. Estimating a dynamic panel data model, we find evidence for political opportunism of the...

We use a model of horizontal and vertical differentiation to study physicians’ incentives to provide quality in the physician-patient relationship under price regulation. If the price is the only regulatory variable, the social planner cannot implement the first-best policy. Moreover, the...

We analyze the deficits of the German Länder for the period from 1960 to 2005 and test a number of hypotheses derived from the literature on the political economy of public deficits. Estimating a dynamic panel data model, we find evidence for political opportunism in the spirit of Rogoff and...

In a model of spatial competition, we analyse the equilibrium outcomes in markets where the product price is exogenous. Using an extended version of the Hotelling model, we assume that firms choose their locations and the quality of the product they supply. We derive the optimal price set by a...

The German statutory health insurance market was exposed to competition in 1996. To avoid adverse selection, a prospective risk compensation scheme was introduced in 1994. Due to their low contribution rates, company-based sickness funds were able to attract a lot of new members. We analyze –...

Seit 1996 können die Versicherten in der gesetzlichen Krankenversicherung Deutschlands (GKV) ihre Krankenkasse frei wählen. Der Wettbewerb zwischen den Kassenwurde damit erheblich verstärkt. Wegen des Verbots risikoabhängiger Prämien (Diskriminierungsverbot) haben die Krankenkassen einen...

Health care financing and funding are usually analyzed in isolation. This paper combines the corresponding strands of the literature and thereby advances our understanding of the important interaction between them. We investigate the impact of three modes of health care financing, namely,...