http://news.sky.com/story/theresa-may-theres-no-economic-case-for-breaking-up-the-uk-10787816
https://publications.parliament.uk/pa/cm201719/cmselect/cmexeu/935/935.pdf
https://www.aspistrategist.org.au/germanys-weakness-is-bad-for-europe/
https://www.faz.net/aktuell/politik/inland/schaeuble-zu-ezb-urteil-unausweichlich-aber-auch-gefaehrlich-16760195.html