Why Switzerland Is so Rich

https://www.swissbanking.ch/_Resources/Persistent/1/d/c/1/1dc148d0616e3676f52cfdee714c87f03690378f/BAK_Economics_Economic_Impact_Swiss_Financial_Sector_Executive_Summary.pdf

https://www.cia.gov/the-world-factbook/countries/switzerland/#economy

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

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

https://studyinginswitzerland.com/why-is-switzerland-so-rich/