https://www.transparency.org/news/feature/stopping_dirty_money_the_global_effective_o_meter
https://cps.org.uk/wp-content/uploads/2021/09/210918224828-CPSWELFAREPAPER1.pdf
https://orsted.com/-/media/WWW/Docs/Corp/COM/Barometer-campaign/Green-Energy-Barometer-2017_with-appendix.ashx?la=en&hash=65C5D0F30494C277249CA7622AF0229AD5B6D3CB
https://www.global-counsel.co.uk/sites/default/files/analysis/insight/download/Hard%20and%20Soft%20Political%20Risk.pdf