
https://ec.europa.eu/research/evaluations/pdf/archive/other_reports_studies_and_documents/hlg_2017_report.pdf

https://blogs.lse.ac.uk/europpblog/2021/08/25/what-the-conference-on-the-future-of-europe-can-learn-from-the-failure-of-the-eu-constitution/

https://www.socialeurope.eu/2017/06/underestimating-austeritys-impact/