http://gabriel-zucman.eu/files/AJZ2017.pdf
https://www.ips-journal.eu/topics/european-integration/europes-south-on-the-path-to-recovery-5241/?utm_campaign=en_903_20210615&utm_medium=email&utm_source=newsletter
https://onlinelibrary.wiley.com/doi/10.1111/ecaf.12565
https://publications.europa.eu/en/publication-detail/-/publication/506ecd7a-d51d-40cc-82f2-c8403ab57150