https://ec.europa.eu/newsroom/dae/document.cfm?doc_id=64468
https://ec.europa.eu/info/sites/info/files/2019-09-10-assessment-of-eu-fiscal-rules_en.pdf
https://www.legifrance.gouv.fr/affichTexte.do?cidTexte=LEGITEXT000006070722
https://www.nber.org/system/files/working_papers/w30028/w30028.pdf