Keynes et ses principales théories... en 12 minutes

This video presents John Maynard Keynes and his main economic theories, developed in the wake of the 1929 crisis. It explains simply why crises often stem from a lack of aggregate demand, why the market doesn't always self-regulate, and why the government can play a central role in stimulating economic activity and employment. VIDEO SUMMARY: 00:00 Introduction 02:48 Historical Context 03:55 The Keynesian Break 05:01 Aggregate Demand 05:47 The Central Role of the State 06:49 The Keynesian Multiplier 08:00 Involuntary Unemployment 08:55 Uncertainty, Confidence, and Psychology 10:02 Limitations of Keynesianism 10:54 Conclusion/Summary