
https://www.europarl.europa.eu/at-your-service/files/be-heard/eurobarometer/2019/parlemeter-2019/executive-summary/en-parlemeter-2019-executive-summary.pdf

http://www.ladocumentationfrancaise.fr/pages-europe/pe000071-interrogations-sur-l-avenir-de-la-politique-de-cohesion-apres-2020-par-marjorie-jouen/article

https://wiiw.ac.at/achieving-geoeconomic-goals-by-boosting-the-economy-without-raising-the-public-debt-ratio-new-evidence-on-the-effects-of-public-investment-in-the-european-union-dlp-7398.pdf