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 2001, the voluntary additional Riester pension scheme was implemented in Germany. Financial subsidies should incentivize people to increase their private pension savings. In this paper, we hypothesize that these publicly subsidized savings mainly replace existing not subsidized savings and...

In 2001, the voluntary additional Riester pension scheme was implemented in Germany. Financial subsidies should incentivize people to increase their private pension savings. In this paper, we hypothesize that these publicly subsidized savings mainly replace existing not subsidized savings and...

The economic costs of chronic health conditions and severe illnesses like diabetes, coronary heart disease or cancer are immense. Several clinical trials give information about the impor-tance of individual behaviour for the prevalence of these illnesses. Changes in health relevant behaviour may...

The economic costs of chronic health conditions and severe illnesses like diabetes, coronary heart disease or cancer are immense. Several clinical trials give information about the importance of individual behaviour for the prevalence of these illnesses. Changes in health relevant behaviour may...