This paper presents a dense summary of the most fundamental results on the issue of PAYG Social Security. They are presented in a simple and insightful analytical framework by working from the budget constraint of the household. The results presented in detail are a representation of the...

In this paper we address the question how the generosity of the benefit rule of the German public pension system has changed during the past three decades and how this development can be explained by demographic changes. Firstly, we illustrate the political risk of benefit rule changes for...

In this paper we address the question how the generosity of the benefit rule of the German public pension system has changed during the past three decades and how this development can be explained by demographic changes. Firstly, we illustrate the political risk of benefit rule changes for...

This paper presents a dense summary of the most fundamental results on the issue of PAYG Social Security. They are presented in a simple and insightful analytical framework by working from the budget constraint of the household. The results presented in detail are a representation of the...

Pay-as-you-go pension programs can help to share risk amongst generations. While a wage-indexed pension program is best suited to share labor income risk, I show that the combination of stochastic labor income and stochastic population growth may reduce the possibilities for intergenerational...