
https://wiiw.ac.at/cefta-trade-and-growth-patterns-fifteen-years-since-establishment-dlp-6508.pdf

http://trade.ec.europa.eu/doclib/docs/2018/october/tradoc_157469.pdf

https://www.brookings.edu/articles/is-the-global-economy-deglobalizing-and-if-so-why-and-what-is-next/