https://reformscotland.com/wp-content/uploads/2018/04/The-VAT-opportunity.pdf
https://www.imf.org/~/media/Files/Publications/WEO/2018/October/English/c2.ashx?la=en
https://www.aspistrategist.org.au/germanys-weakness-is-bad-for-europe/
https://www.diw.de/documents/publikationen/73/diw_01.c.670904.de/19-31-3.pdf