
https://researchbriefings.files.parliament.uk/documents/CBP-9255/CBP-9255.pdf

http://www.ips-journal.eu/regions/europe/article/show/the-topsy-turvy-election-pollsters-failed-to-predict-2096/

https://www.fraserinstitute.org/sites/default/files/ESG-myths-realities-friedman-and-his-esg-critics_0.pdf