With the publication of The Economic Consequences of the Peace in 1919, John Maynard Keynes had his international breakthrough. At once, he was known to the general public in USA, UK, and Europe as a very famous economist. With the book A Treatise on Money, published in 1930, he tried to get on the road to a new macroeconomic understanding. He hoped with his book to have been able to offer a more satisfactory analysis of the ongoing economic crisis. However, his macroeconomic reasoning in Treatise was still rather old-fashioned as his analysis was restricted to the understanding of...