
https://wiiw.ac.at/economic-forecast-for-eastern-europe-the-worst-is-yet-to-come-n-570.html

https://blogs.imf.org/2019/04/10/high-debt-hampers-countries-response-to-a-fast-changing-global-economy/?utm_medium=email&utm_source=govdelivery

https://www.dbresearch.de/PROD/RPS_DE-PROD/PROD0000000000523908/Deutschland%3A_Konjunktur_kurzgefasst.PDF