1. Bruenig, M. (9 June 2018), The simple solution to inequality, Jacobin, retrieved from https://jacobinmag.com/2018/09/nordic-countries-welfare-state-debunking-utopia [14th October 2019].
2. Corak, M. (2016), Inequality from generation to generation: The United States in Comparison, Discussion Paper, No 9929, Forschungsinstitut zur Zukunft der Arbeit (IZA), Bonn.
3. Czarny, B., Czarny, E. (2021), Efficiency and equity – The Swedish economy in comparison to other countries at the beginning of the 21st century, International Journal of Management and Economics, Vol. 57, No. 3, pp. 255–267.
4. The Economist (2019), Poverty in America continues to affect people of colour most, retrieved from https://www.economist.com/special-report/2019/09/26/poverty-in-america-continues-to-affect-people-of-colour-most [17th October 2019].
5. Fijor, J. (2016), Posłowie, in: Sanandaji Nima, Mit Skandynawii, czyli porażka polityki trzeciej drogi (tłum. Paweł Nowakowski), Fijor Publishing, Chicago–Warszawa, Warszawa.