
https://www.brookings.edu/blog/up-front/2019/04/09/how-big-is-the-problem-of-tax-evasion/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=71720872

https://www.oecd-ilibrary.org/docserver/9789264293083-en.pdf?expires=1529901663&id=id&accname=guest&checksum=4A5E0B0C79A72EF7A887DDB0119B4594

https://www.politico.eu/wp-content/uploads/2020/05/FINAL-Googles-submission-to-EC-AI-consultation.pdf?utm_source=POLITICO.EU&utm_campaign=8edd89390a-EMAIL_CAMPAIGN_2020_06_03_08_59&utm_medium=email&utm_term=0_10959edeb5-8edd89390a-190380769