In a broader sense the welfare state ex ante can be seen as a social insurance for life-time risks, and ex post as a redistribution mechanism of incomes. Sinn (1995) has developed a normative theory of the welfare state in this view. On a constitutional plain agents determine the amount of...

This paper analyzes how the possibility to complement social income insurance schemes with private insurance affects the political support for social insurance. It is shown that political support for social insurance is weakly decreasing in the replacement rate. Policy makers seeking to maintain...