https://www.eppgroup.eu/newsroom/news/epp-group-warns-against-britain-becoming-tax-haven
https://www.theguardian.com/politics/2017/sep/04/uk-trade-deals-after-brexit-theresa-may-eu
http://www.cesifo-group.de/ifoHome/publications/working-papers/CESifoWP/CESifoWPdetails?wp_num=6456&CESifoWP.search=+
https://unctad.org/system/files/official-document/wir2021_overview_en.pdf