https://www.socialeurope.eu/how-to-reform-the-european-fiscal-rules
https://cdn.obr.uk/March-2020_EFO_presentation_slides.pdf
https://www.brookings.edu/blog/up-front/2021/06/28/how-does-the-government-measure-inflation/
https://uk.finance.yahoo.com/news/britain-public-finances-worse-gambia-153245680.html