ZĄBKOWICZ, Anna. Institutional Interests and Institutional Change. Poland on the Second Wave of Pension Reforms. Equilibrium. Equilibrium. Quarterly Journal of Economics and Economic Policy. Online. 19 February 2015. Vol. 9, no. 4, pp. 47-64. [Accessed 3 July 2025]. DOI 10.12775/EQUIL.2014.024.