https://www.icij.org/investigations/pandora-papers/german-state-buys-pandora-papers-data-invites-authorities-to-investigate/
https://ecipe.org/wp-content/uploads/2019/03/ECI_19_OccasionalPaper_Competition_01_2019-1.pdf
https://www.globalwitness.org/en/blog/why-the-eus-sanctions-regime-must-tackle-corruption/