the happiness index - SERP Analysis

https://thehappinessindex.com/

https://www.worldhappiness.report/

https://www.theglobaleconomy.com/rankings/happiness/

https://en.wikipedia.org/wiki/World_Happiness_Report

https://worldpopulationreview.com/country-rankings/happiest-countries-in-the-world

https://www.amazon.com/Happiness-Index-Employee-Emotions-Tomorrows/dp/1394166605

https://scholarworks.waldenu.edu/cgi/viewcontent.cgi%3Farticle%3D1131%26context%3Djsc

https://www.happycounts.org/take-the-happiness-survey.html

https://www.worldhappiness.report/faq/

https://thehappinessindex.com/why-us/team/