https://www.socialeurope.eu/the-ordoliberal-ghost
https://blogs.lse.ac.uk/europpblog/2024/01/22/how-business-interests-shape-national-budgets-across-the-eu/
http://norden.diva-portal.org/smash/get/diva2:1095959/FULLTEXT02.pdf
https://taxfoundation.org/flat-tax-state-income-tax-reform/