demographic effects on the german pension system", The Journal of the Economics of Ageing 12 , S. 61-76. ( Download ) Fenge, Robert, Beatrice Scheubel (2016): „Pensions and fertility: back to the roots. Bismarck’s [...] Robert, Beatrice Scheubel (2014): „Pensions and fertility: back to the roots - The introduction of Bismarck's pension scheme and the European fertility decline”, European Central Bank Working Paper 1734 [...] n: Pension Systems in Europe and the United States: The Demographic Challenge“, in: R. Fenge, G. de Menil und P. Pestieau (Hrsg.), Pension Strategies in Europe and the United States , MIT Press: Cambridge
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