http://blogs.lse.ac.uk/politicsandpolicy/john-mills-ge2017/
https://www.socialeurope.eu/economic-sovereignty-delusion
https://capx.co/why-has-boris-become-the-standard-bearer-of-the-tory-right/
https://ec.europa.eu/info/sites/info/files/com-2018-890-final.pdf