https://www.ifs.org.uk/uploads/publications/bns/BN211.pdf
http://arenaide.se/wp-content/uploads/sites/2/2018/10/rap-skolval-final-reviderad.pdf
https://www.gov.uk/government/publications/eu-exit-universities-research-and-innovation-stakeholder-working-group/terms-of-reference-and-membership-high-level-stakeholder-working-group-on-eu-exit-universities-research-and-innovation
https://blogs.lse.ac.uk/brexit/2019/11/04/would-a-more-educated-population-have-rejected-brexit/