https://www.bmj.com/content/369/bmj.m1328
https://towardsdatascience.com/how-to-learn-causal-inference-on-your-own-for-free-98503abc0a06
https://www.knowledge.unibocconi.eu/notizia.php?idArt=18597
https://bfi.uchicago.edu/wp-content/uploads/2024/02/BFI_WP_2024-11.pdf