https://scholar.harvard.edu/files/rogoff/files/ilzetki_reinhart_rogoff_qje_2019_2.pdf
https://reformscotland.com/wp-content/uploads/2018/04/The-VAT-opportunity.pdf
http://www.niesr.ac.uk/sites/default/files/publications/NIESR%20GE%20Briefing%20Paper%20No.%204%20-%20Agriculture%20in%20the%20UK_0.pdf
https://cthi.taxjustice.net/cthi2021/country-list.pdf