“…Previous studies on the functioning of the supplementary pension system in Poland have focused on detailed analysis of the pension system architecture, participation rates and the amount of contributions paid, accumulated funds and projected benefit levels [Adamska-Mieruszewska andMosionek-Schweda 2015, Jedynak 2017]. Some analyses also refer to the characteristics and effects of tax incentives [Rutecka 2014, Rutecka-Góra 2019a, costliness [Han and Stańko 2020] and the efficiency of products [Berthon et al 2014, Marcinkiewicz 2015, Szczepański and Brzęczek 2016, Dopierała 2017, Šebo and Voicu 2018, Sołdek and Stachnio 2018. However, there are no analyses assessing the impact of the regulations applied on the proper functioning of supplementary pensions, especially from the point of view of savers.…”