https://www.rbccm.com/assets/rbccm/docs/insights/sustainability-matters-2023.pdf
https://www.economiesuisse.ch/de/artikel/die-praemien-sind-zu-35-prozent-einkommensabhaengig
https://www.brookings.edu/2023/03/14/what-is-the-social-cost-of-carbon/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=250265232&utm_source=hs_email
https://www.eca.europa.eu/Lists/ECADocuments/SR23_03/SR_Energy_Union_EN.pdf