
https://www.economiesuisse.ch/de/artikel/kuendigungsinitiative-ii-eine-wohlstandsbremse-par-excellence

https://www.stopcorrupt.lu/wp-content/uploads/2022/08/Corruption_ebs_523_report_en.pdf

https://www.epsu.org/sites/default/files/article/files/EPSU%20Report%20Outsourcing%20state_EN.pdf