https://open.clemson.edu/cgi/viewcontent.cgi?article=1004&context=mfh_reports
http://voxeu.org/article/crowds-and-constitutions-insights-iceland
https://blogs.lse.ac.uk/brexit/2019/11/04/would-a-more-educated-population-have-rejected-brexit/
https://www.spainenglish.com/2021/02/14/pro-independence-bloc-majority-catalonia-socialist-win/?utm_source=Maravilla+Media&utm_campaign=2a61a73253-RSS_EMAIL_CAMPAIGN&utm_medium=email&utm_term=0_03d8a72492-2a61a73253-194635019