Rymsza, Marek. “Investment in Children As a Public Good: The Example of the Family 500+ Programme”. Investing in Children. Innovative Solutions to Improve Children’s Well-Being, edited by Paulina Bunio-Mroczek and Jolanta Grotowska-Leder, Lodz University Press, 2018, pp. 81-94, https://doi.org/10.18778/8142-108-9.06.