http://cep.lse.ac.uk/pubs/download/brexit11.pdf
https://www.bis.org/publ/arpdf/ar2017e_ec.pdf
https://publications.parliament.uk/pa/cm201719/cmselect/cmbeis/380/380.pdf
https://static1.squarespace.com/static/56eddde762cd9413e151ac92/t/62bba8ec442843648f9f226e/1656465644747/Count+Down+-+Reforming+the+Cabinet+Office+2.pdf