Q: Context: How to Pay for the War: A Radical Plan for the Chancellor of the Exchequer is a book by John Maynard Keynes, published in 1940 by Macmillan and Co., Ltd ... It is an application of Keynesian thinking and principles to a practical economic problem and a relatively late text. Keynes died in 1946.

Question: who wrote an article on war finance titled how to pay for the war? Let's give stream of consciousness first:
The relevant information to answer the above question is: How to Pay for the War: A Radical Plan for the Chancellor of the Exchequer is a book by John Maynard Keynes, published in 1940 by Macmillan and Co., Ltd ... Therefore, the final answer is John Maynard Keynes.