https://diem25.org/wp-content/uploads/2017/03/European-New-Deal-Complete-Policy-Paper.pdf
https://towardsdatascience.com/create-dumbbell-plots-to-visualize-group-differences-in-r-3536b7d0a19a
https://www.ips-journal.eu/topics/future-of-social-democracy/where-is-italy-heading-5337/
https://www.alter-eu.org/press-releases/2018/02/20-0