https://www.ipp.eu/wp-content/uploads/2018/10/cepremap-macro-budget2019.pdf
https://www.socialeurope.eu/2017/06/ten-thoughts-treaty-democratizing-euro-area-t-dem/
http://www.ips-journal.eu/topics/european-union/article/show/no-more-penny-pinching-2076/
https://wiiw.ac.at/fighting-depreciation-and-inflationary-pressures-dlp-6733.pdf