http://visegradinsight.eu/app/uploads/2019/11/EaP-2030-Trends.pdf
https://www.bruegel.org/wp-content/uploads/2022/04/PC-06-1.pdf
https://theconversation.com/eu-enlargement-what-does-the-future-hold-227716
http://www.oecd.org/eco/outlook/Better-but-not-good-enough-oecd-economic-outlook-presentation-june-2017.pdf