Breyer, Friedrich; Kifmann, Mathias - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2001
unfunded social security systems, an increase in the retirement age is a popular option. To induce workers to retire later, it … has been proposed to strengthen the link between retirement age and benefit level. The present paper is devoted to …-run contribution rate is an increasing function of the retirement age chosen by workers. Moreover, the implicit tax paid to the pension …