https://www.economiesuisse.ch/de/artikel/kluge-steuerpolitik-bringt-wohlstand
https://www.socialeurope.eu/2017/06/mercron-franco-german-tandem-back-berlins-terms/
https://www.congress.gov/bill/119th-congress/house-bill/1/text
https://www.socialeurope.eu/fighting-for-social-europe-when-europe-is-at-war