https://files.lsecities.net/files/2017/05/Urban-Uncertainty-report_LSE-Cities.pdf
https://www.piie.com/blogs/realtime-economics/thoughtful-vision-future-globalization?utm_source=update-newsletter&utm_medium=email&utm_campaign=piie-insider&utm_term=yyyy-mm-dd
https://www.eda.admin.ch/dam/dea/fr/documents/folien/Folien-Abkommen_fr.pdf
https://www.economiesuisse.ch/de/artikel/faktencheck-bilaterale-iii