https://www.eurofound.europa.eu/sites/default/files/wpef17037.pdf
https://www.unhcr.org/60b638e37/unhcr-global-trends-2020
https://progressivepost.eu/wp-content/uploads/ProgressivePost15.pdf
https://www.oecd.org/tax/beps/public-consultation-document-secretariat-proposal-unified-approach-pillar-one.pdf