This book describes the life and scientific work of the famous English economist John Maynard Keynes. In its influence on economic theory, it is not without reason compared with Karl Marx. Many works have been written about Keynes's economic theory in all languages ​ ​ of the world. Moreover, the "Keynesian economy" has been used in economic policy in many countries of the world, in particular in the USA and Great Britain. This book is a selection of D.M. Keynes' works on the Treaty of Versailles, monetary reform, and articles on Russia.