https://committees.parliament.uk/publications/23257/documents/169721/default/
http://www.bankofengland.co.uk/publications/Documents/inflationreport/2017/aug.pdf
https://www.ips-journal.eu/topics/european-union/beware-the-low-hanging-fruit-5019/?utm_campaign=en_869_20210305&utm_medium=email&utm_source=newsletter
https://www.bancaditalia.it/pubblicazioni/quaderni-storia/2020-0046/QSE-46.pdf