
https://www.fraserinstitute.org/sites/default/files/human-freedom-index-2021.pdf

https://knowledge.wharton.upenn.edu/article/whats-mine-consumption-changing/?utm_source=kw_newsletter&utm_medium=email&utm_campaign=2021-03-02

https://publications.parliament.uk/pa/cm201719/cmselect/cmcumeds/366/366.pdf