https://www.gmfus.org/news/eu-enlargement-and-democracy
https://blogs.lse.ac.uk/europpblog/2023/10/12/a-political-economy-model-forecast-of-the-2023-dutch-election/
https://www.ips-journal.eu/index.php?id=340&L=0&tx_news_pi1%5Bnews%5D=4556&tx_news_pi1%5Bcontroller%5D=News&tx_news_pi1%5Baction%5D=detail&utm_source=newsletter&utm_medium=email&utm_campaign=en_808_20200804&cHash=1b8009a520c4886c5fb98c49979ef2c5
https://economy-finance.ec.europa.eu/system/files/2022-07/ip180_en.pdf