https://sipri.org/sites/default/files/2017-12/sipriinsights1712_.pdf
https://reutersevents.com/events/reports/docs/magazine-december-2020.pdf
https://static1.squarespace.com/static/5e449c8c3ef68d752f3e70dc/t/5f4cffea23958d79eae1ab23/1598881772432/Amazon_Report_Final.pdf
https://corporateeurope.org/sites/default/files/ceo-captured-states-final_0.pdf