https://www.wto.org/english/res_e/booksp_e/oneyukr_e.pdf
https://thetricontinental.org/newsletterissue/us-sanctions-venezuela-chile/?output=pdf
http://www.esf.be/new/wp-content/uploads/2018/07/ESF-Press-Release-on-Importance-of-Services-Trade-in-EU-UK-Future-Relastionship.pdf
https://www.brookings.edu/articles/distinguishing-us-economic-policy-from-chinas-is-important-to-win-hearts-and-minds/