http://oegfe.at/wordpress/wp-content/uploads/2017/05/OEGfE_Policy_Brief-2017.13.pdf
https://www.eca.europa.eu/Lists/ECADocuments/AGENCIES_2021/AGENCIES_2021_EN.pdf
https://www.socialeurope.eu/2017/06/the-case-for-an-investment-state/
https://wiiw.ac.at/the-long-way-round-lessons-from-eu-cee-for-improving-integration-and-development-in-the-western-balkans-dlp-6194.pdf