- Boundless Political Science. The Welfare State. https://courses.lumenlearning.com/boundless-politicalscience/chapter/the-welfare-state/ (5.10.2020)
- BoyceWire. Behavioural economics. https://boycewire.com/ (30.09.2020)
- Encyclopedia Britannica. Social welfare programm. https://www.britannica.com/topic/social-welfare-program (10.10.2020)
- Esping-Andersen, G. (1999). Social foundations of postindustrial economies. Oxford: Oxford University Press
- Esping-Andersen, G. (1990) The three worlds of welfare capitalism. Princeton: Princeton University Press,
- Goodin, R. E., Headey, B., Muffels, R., Dirven, H.-J. (1999) The Real Worlds of Welfare Capitalism. Cambridge: Cambridge University Press
- Hadin, G. Tradgedy of the Commons. https://www.econlib.org/library/Enc/TragedyoftheCommons.html (05.05.2020)
- Kerem, K., Randveer, M. Mikro- ja makroökonoomika põhikursus. Tallinn: Külim, 2007
- Lehrer, E. (2018) Politics of Public Goods. National Affairs Vol 45 https://www.nationalaffairs.com/publications/detail/a-politics-of-public-goods
- Mnmeconomics. Rivalry and excludability. https://mnmeconomics.wordpress.com/2011/10/21/rivalry-and-excludability/ (30.09.2020)
- OECD Better Policies for Better Life. How’s Life? 2020 http://www.oecd.org/sdd/how-s-life-23089679.htm (14.08.2020)
- Pestieau, P. (2006). The Welfare State in the European Union: Economic and Social Perspectives. Oxford: Oxford University Press
- Professional Academy. Maslow’s hierarchy of needs. https://www.professionalacademy.com/blogs-and-advice/marketing-theories-maslows-hierarchy-of-needs (08.05.2020)
- Psychology Today. https://www.psychologytoday.com/us/blog/click-here-happiness/201901/what-is-well-being-definition-types-and-well-being-skills (05.05.2020)
- Purju, A. (2004). Heaoluökonoomika ja heaolu mõiste. Sotsiaaltrendid (6−8).. Tallinn: Statistikaamet.
- Sandmo, A. (1995). Introduction: The Welfare Economics of the Welfare State – The Scandinavian Journal of Economics Vol. 97, iss:4, pp. 469 – 476
- Stiglitz, J. E., Sen, A., Fitoussi, J.-P. (2009). Report by the Commission on the Measurement of Economic Performance and Social Progress. Institut national de la statistique et des èconomiques.
- Sutrop, M. Kas Eesti jagab Euroopa väärtusi. RiTo 11, 2016
- ThoughtCo. Social Sciences. https://www.thoughtco.com/social-sciences-4133522 (12.10.2020)
- Ware, A., Goodin, R. E. Needs and welfare. London: Sage, 1990
World Database of Happiness https://worlddatabaseofhappiness.eur.nl/ (3.09.2020)