
http://www.ips-journal.eu/regions/europe/article/show/myth-of-the-echo-chamber-2135/

https://blogs.imf.org/2019/04/10/high-debt-hampers-countries-response-to-a-fast-changing-global-economy/?utm_medium=email&utm_source=govdelivery

https://www.hesa.ac.uk/data-and-analysis/publications/finances-2015-16/introduction