https://www.bruegel.org/sites/default/files/2022-10/PC%2018%202022_1.pdf
http://ecdpm.org/wp-content/uploads/ETTG-Brief-Keijzer-Medinilla-November-2017.pdf
https://www.politico.eu/article/eu-warn-financial-risk-andorra-monaco-san-marino/
https://www.foreignaffairs.com/china/end-china-economic-miracle-beijing-washington