https://www.clingendael.org/sites/default/files/2019-08/Report_US-China_stand-off.pdf
https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32019R0452&from=EN
https://ecipe.org/wp-content/uploads/2024/04/ECI_24_PolicyBrief_08-2024_LY05.pdf
https://www.connect4climate.org/sites/default/files/files/publications/CarbonPricingReportFinal.pdf