https://fsi.taxjustice.net/PDF/FSI-Rankings.pdf
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/852960/brydon-review-final-report.pdf
https://www.project-syndicate.org/commentary/german-constitutional-court-ecb-ruling-may-threaten-euro-by-katharina-pistor-2020-05
https://www.tandfonline.com/doi/epdf/10.1080/13501763.2023.2231029