Based on OECD (2020), How's Life? 2020: Measuring well-being, OECD Publishing
"The economy of well-being: Creating opportunities for people’s well-being and economic growth" Ana Llena-Nozal, Neil Martin, Fabrice Murtin, OECD Statistics Working Papers 2019/02
Kayonda Hubert Ngamaba, Determinants of subjective well-being in representative samples of nations, European Journal of Public Health, Volume 27, Issue 2, April 2017, Pages 377–382, https://doi.org/10.1093/eurpub/ckw103
