https://documents1.worldbank.org/curated/en/099152301082423951/pdf/IDU10e3b5c3c1eb9214f981ad6116416052537cd.pdf
https://committees.parliament.uk/publications/4976/documents/50058/default/
https://scholar.harvard.edu/files/rogoff/files/nber26760_why_is_euro_punching_below_its_weight.pdf