https://cthi.taxjustice.net/cthi2021/country-list.pdf
https://www.gsb.stanford.edu/gsb-box/route-download/621098
file:///C:/Users/cooma_000/Downloads/EconPol_Policy_Report_02_2017_German_Account_Surplus.pdf
http://cep.lse.ac.uk/pubs/download/brexit11.pdf