https://www.socialeurope.eu/germany-bows-to-keynes-again
https://www.economiesuisse.ch/de/print/pdf/node/48305
http://www.ips-journal.eu/topics/european-union/article/show/the-real-state-of-the-european-economy-2287/
https://cepr.org/sites/default/files/policy_insights/PolicyInsight98.pdf