https://www.ussif.org/files/GSIR_Review2018F.pdf
https://carbonmarketwatch.org/wp-content/uploads/2023/02/CMW_CCRM2023_PolicyRecommendations.pdf
https://www.ipg-journal.de/regionen/global/artikel/detail/die-pandemie-profiteure-4454/
https://www.mckinsey.com/mgi/our-research/pixels-of-progress-introduction