https://publications.parliament.uk/pa/cm201719/cmselect/cmintrade/520/520.pdf
https://www.elysee.fr/admin/upload/default/0001/11/8143fbb609fe8fa002cd7a36deccc1a219766cda.pdf
https://www.wto.org/english/res_e/reser_e/ullbergpresentation_e.pdf
https://leftfootforward.org/2016/04/majority-of-young-people-support-eu-membership-but-half-might-not-even-vote/