
https://news.economiesuisse.ch/e/4f927f3c6102b2b8/nl/be1670358d5baafc939d524a/webversion/99eb2b6c427d84cd57951418b2ea143e45e209af/de.html

https://blogs.lse.ac.uk/brexit/2021/01/11/article-16-of-the-ireland-northern-ireland-protocol-offers-no-quick-fix/

http://www.amchameu.eu/sites/default/files/publications/files/transatlanticeconomy2021_fullreporthr.pdf