https://wiiw.ac.at/cefta-trade-and-growth-patterns-fifteen-years-since-establishment-dlp-6508.pdf
https://www.brookings.edu/policy2020/votervital/did-trumps-tariffs-benefit-american-workers-and-national-security/?utm_campaign=brookings-comm&utm_medium=email&utm_content=95496484&utm_source=hs_email
https://www.brookings.edu/articles/heres-why-us-africa-trade-under-agoa-has-been-successful-for-some-countries-but-not-others/
http://henryjacksonsociety.org/wp-content/uploads/2018/05/Global-Britain-in-the-Indo-Pacific-WEB.pdf