https://www.bruegel.org/sites/default/files/2023-06/PB%2012%202023.pdf
https://corporateeurope.org/sites/default/files/attachments/recruitment_errors.pdf
https://www.occrp.org/en/daily/12149-denmark-will-not-give-aid-to-companies-registered-in-tax-havens
https://www.nao.org.uk/wp-content/uploads/2018/01/PFI-and-PF2.pdf