Methodological Novelties in Keynesian Doctrine

The aim of this paper is to emphasize several methodological novelties, introduced in the economic analysis by the British economist John Maynard Keynes. This article presents some of the most important concepts that Keynes used, in order to create a new economic theory, capable to offer explanations and solutions to the economic challenges of the 1930s. By this paper, we try to underline the great relevance of these methodological changes for the consistency of his new economic doctrine