A key figure which can be applied to measuring inter-generational imbalances involved in existing public pension schemes is given by the implicit tax that is levied on each generation s life-time income through participation in these systems. The implicit tax arises from the fact that, quite...

This paper investigates the inter-temporal structure of implicit taxes that arise in unfunded pension schemes. We demonstrate that these tax rates are declining over the life cycle. Using German micro-data for men and married women we estimate periodic wage elasticities of labour supply in order...