John Maynard Keynes
John Maynard Keynes
https://www.youtube.com/embed/qtAeINU3FKM
Quelle: https://www.youtube.com/watch?v=qtAeINU3FKM
This introduction to Keynes' theory and its background takes 10 minutes (UK 2019).
https://www.youtube.com/embed/qtAeINU3FKM -->