Estimation procedures for ordered categories usually assume that the estimated coefficients of independent variables do not vary between the categories (parallel-lines assumption). This view neglects possible heterogeneous effects of some explaining factors. This paper describes the use of an...

Estimation procedures for ordered categories usually assume that the estimated coefficients of independent variables do not vary between the categories (parallel-lines assumption). This view neglects possible heterogeneous effects of some explaining factors. This paper describes the use of an...

In 2002, the German government tried to increase private old-age provisions by introducing incentives such as supplementary subsidies and tax credits. Since then, the so-called “Riester pension” has grown in popularity. Apart from subsidized pension plans, unsubsidized private pension...

This paper theoretically and empirically explores the effects of insurance parameters and a complementary information environment on patient´s primary prevention activity in the context of a managed care organisation. The theoretical model is based on a principal-agent setting in which the...