
http://www.theglobalipcenter.com/wp-content/uploads/2018/02/GIPC_IP_Index_2018.pdf

https://itep.org/amazon-in-its-prime-doubles-profits-pays-0-in-federal-income-taxes/

https://www.ips-journal.eu/topics/economy-and-ecology/one-currency-to-rule-them-all-6933/