
https://www.technologyreview.com/2024/01/25/1087027/climate-subsidies-inflation-reduction-act-mining-critical-minerals/

https://www.bancaditalia.it/compiti/riserve-portafoglio-rischi/cis/Presentazione_CIS_5.07.2021.pdf?language_id=1

https://www.euronews.com/2018/09/26/after-three-decades-and-trillions-in-investment-east-germany-still-trails-west