https://www.ipp.eu/wp-content/uploads/2018/10/cepremap-macro-budget2019.pdf
http://library.fes.de/pdf-files/bueros/rom/16042.pdf
http://norden.diva-portal.org/smash/get/diva2:1095959/FULLTEXT02.pdf
https://www.bankofengland.co.uk/-/media/boe/files/financial-stability-paper/2018/mind-the-current-account-gap.pdf?la=en&hash=E4599C6878FBDC6480EABCC51A6A4419C963AD9F