http://blogs.lse.ac.uk/brexit/2018/05/15/switzerland-wanted-more-immigration-controls-but-economic-self-interest-will-probably-prevail/
https://www.gisreportsonline.com/r/sweden-immigrants-crisis/
https://ec.europa.eu/home-affairs/system/files/2022-03/recommendation%20limit%20access%20individuals%20connected%20Russian%20Belarusian%20government%20citizenship%20residence%20EU%20through%20investor%20schemes_en.pdf