https://www.foreignaffairs.com/europe/promise-and-peril-eu-expansion
http://www.tilisone.net/wp-content/uploads/2017/10/APuZ_2017-38-39_online-1.pdf
https://www.socialeurope.eu/five-theses-for-a-new-left
https://www.socialeurope.eu/eu-competition-policy-needs-a-fundamental-rethink