https://www.ecb.europa.eu/home/search/review/pdf/ecb.strategyreview_monpol_strategy_statement.en.pdf
http://www.resolutionfoundation.org/app/uploads/2017/01/Audit-2017.pdf
https://www.brookings.edu/blog/up-front/2018/07/12/as-trump-twists-natos-arm-lets-run-the-math-on-defense-spending/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=64421876
https://www.elysee.fr/emmanuel-macron/2020/05/26/plus-verte-et-plus-competitive-notre-plan-de-soutien-a-la-filiere-automobile