http://www.economics-ejournal.org/economics/journalarticles/2017-10
https://www.socialeurope.eu/how-to-reform-the-european-fiscal-rules
https://www.oecd.org/tax/beps/public-consultation-document-secretariat-proposal-unified-approach-pillar-one.pdf
http://www.cso.ie/en/media/csoie/newsevents/documents/reportoftheeconomicstatisticsreviewgroup/ESRG_Presentation_-_Press_Briefing.pdf