http://www.resolutionfoundation.org/app/uploads/2017/01/Audit-2017.pdf
http://www.ips-journal.eu/regions/europe/article/show/myth-of-the-echo-chamber-2135/
http://www.levyinstitute.org/pubs/wp_886.pdf
https://www.tatler.com/article/rishi-sunak-chancellor-of-the-exchequer-feature