“…In addition, another solution (Cigno, 2010) to avoid a pension crisis would be an intelligent system design, by developing two main elements of the public pension system: a classical Bismarckian scheme in which the individuals receive pensions according to their contributions during their active life, and a second scheme that qualifies individuals to a pension by having children and spending time at home to raise them. However, the reality shows that there is a conflict between the economic rationale behind such a scheme and the simplicity required by the political process (Beetsma & Oksanem, 2008).…”