What are the key aspects of Keynes’ contribution to economics?

  What are the key aspects of Keynes’ contribution to economics? What historical conditions was his approach attempting to address and what problems was it directed towards in economic theory? What tradition in economic theory did it borrow from and why   Answering all the question What were the preconditions, factors, new developments and key characteristics that were necessary for and constitute the foundation of the Industrial Revolution? Were the results of the industrial revolution all positive? Did the benefits of this revolution spread evenly and immediately? What views about how we describe history or its process emerge alongside the Industrial Revolution? the primary/central foundation for their essays most″ The Making of Economic Society Robert L. Heilbroner and William Milbergmaking. Chapters 4,5 Additionally, expected to using two additional books and/or journal articles as a supplement. Orgonized the work answering all the question.