1. The comparative politics of COVID-19: The need to understand government responses;Greer;Glob. Public Health,2020
2. Allas, T., Chinn, D., Pal, E.S., and Zimmerman, W. (2020). Well-Being in Europe: Addressing the High Cost of COVID-19 on Life Satisfaction, McKinsey & Company. Available online: https://www.mckinsey.com/featured-insights/europe/well-being-ineurope-addressing-the-high-cost-of-covid-19-on-life-satisfaction.
3. Helliwell, J., Layard, R., and Sachs, J. (2018). World Happiness Report 2018, Sustainable Development Solutions Network.
4. OECD (2013). OECD Guidelines on Measuring Subjective Well-Being, OECD Publishing.
5. Helliwell, J.F., Layard, R., Sachs, J.D., De Neve, J.-E., Aknin, L.B., and Wang, S. World Happiness Report 2022 (Chapter 2), Sustainable Development Solutions Network. Available online: https://worldhappiness.report/ed/2022/happiness-benevolence-and-trust-during-covid19-and-beyond/.