The study aims at empirical verification of the quality of pension system clustering based on two dimensions: the extent of involvement of the state in the pension system and the level of voluntariness. To answer the question of whether these two dimensions actually determine the division into...

Many countries all over the world have been facing the problem of deteriorating demographics, forcing reforms of the pension system model as well as its main parameters. An important perspective of the assessment of the financial sustainability of a pension system is the division of current GDP...