http://ftp.zew.de/pub/zew-docs/dp/dp20002.pdf
https://www.brookings.edu/blog/future-development/2019/11/08/how-german-reunification-could-change-global-capitalism-today/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=79171968
https://theconversation.com/are-europeans-really-democrats-211457
https://www.nytimes.com/2021/01/09/magazine/trump-coup.html?searchResultPosition=1