https://www.bloomberg.com/graphics/2015-innovative-countries/
http://www.ips-journal.eu/regions/europe/article/show/the-new-east-bloc-is-open-for-business-2523/
https://www.parlament.ch/press-releases/Pages/mm-wak-n-2022-05-06.aspx?lang=1031
https://www.nber.org/system/files/working_papers/w30028/w30028.pdf