https://www.economiesuisse.ch/de/artikel/hohe-loehne-tiefe-ungleichheit-und-ein-attraktiver-standort
https://ec.europa.eu/info/sites/info/files/economy-finance/ip127_en.pdf
CONTEXT ROLE OF GERMANY THE TAXES CONSIDERED GRAND THEMES OF THE EUROPEAN DIALOGUE ECONOMIC ...
https://dgap.org/system/files/article_pdfs/DPC%20-%20fully%20study%202023%20-%20final.pdf