https://www.sciencedirect.com/science/article/pii/S0022199617301411
https://scholar.harvard.edu/files/rogoff/files/ilzetki_reinhart_rogoff_qje_2019_2.pdf
https://www.economiesuisse.ch/de/print/pdf/node/48305
https://www.occrp.org/en/daily/12149-denmark-will-not-give-aid-to-companies-registered-in-tax-havens