https://www.cbo.gov/system/files/115th-congress-2017-2018/reports/53651-outlook.pdf
https://www.brookings.edu/wp-content/uploads/2018/04/es_20180416_digitalcurrencies.pdf
http://ec.europa.eu/budget/mff/hlgor/library/reports-communication/hlgor-report_20170104.pdf
https://www.ippr.org/files/2018-03/cej-our-common-wealth-march2018.pdf
http://eurodad.org/files/pdf/58d39b90e6546.pdf
https://www.diw.de/documents/publikationen/73/diw_01.c.578096.de/18-7-3.pdf
https://reformscotland.com/wp-content/uploads/2018/04/The-VAT-opportunity.pdf
https://www.bankofengland.co.uk/-/media/boe/files/speech/2018/how-monetary-policy-affects-your-gdp-speech-by-andy-haldane.pdf?la=en&hash=FCBD26BEE0C888B53856C099796780DED35190A4
https://www.cesifo-group.de/DocDL/EEAG-2018.pdf
https://cepr.org/sites/default/files/policy_insights/PolicyInsight92.pdf