https://voxeu.org/system/files/epublication/Economics%20of%20Brexit.pdf
https://www.brookings.edu/blog/order-from-chaos/2021/04/27/strengthening-the-g-20-in-an-era-of-great-power-geopolitical-competition/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=124590608&utm_source=hs_email
https://www.ecfr.eu/page/-/popular_demand_for_strong_european_foreign_policy_what_people_want.pdf
http://www.esf.be/new/wp-content/uploads/2018/07/ESF-Press-Release-on-Importance-of-Services-Trade-in-EU-UK-Future-Relastionship.pdf