https://ukandeu.ac.uk/wp-content/uploads/2022/02/UKICE-British-Politics-after-Brexit.pdf
https://ec.europa.eu/taxation_customs/business/company-tax/common-consolidated-corporate-tax-base-ccctb_en
https://www.ifs.org.uk/uploads/Presentations/Carl%20Emmerson%2C%202017%20General%20Election%2C%20manifesto%20analysis.pdf
https://wiiw.ac.at/the-long-way-round-lessons-from-eu-cee-for-improving-integration-and-development-in-the-western-balkans-dlp-6194.pdf