https://content.knightfrank.com/research/83/documents/en/the-wealth-report-2021-7865.pdf
https://www.ohchr.org/Documents/Issues/Poverty/EOM_GB_16Nov2018.pdf
https://www.ghsindex.org/wp-content/uploads/2020/04/2019-Global-Health-Security-Index.pdf
https://journals.sagepub.com/doi/pdf/10.1177/0010414021997504