
https://www.economiesuisse.ch/de/artikel/die-praemien-sind-zu-35-prozent-einkommensabhaengig

https://advances.sciencemag.org/content/advances/6/14/eaay3539.full.pdf

https://theconversation.com/bill-c-18-google-and-meta-spark-crucial-test-for-canadian-journalism-208827