https://www.imf.org/-/media/Files/Publications/REO/EUR/2022/April/English/text.ashx
http://ec.europa.eu/finance/docs/law/171011-communication-banking-union_en.pdf
https://www.bloomberg.com/graphics/2019-european-capital-markets/
https://gabriel-zucman.eu/files/TWZ2020b.pdf