Answer:
John Maynard Keynes is the correct answer.
Step-by-step explanation:
John Maynard Keynes was British Economist and the ideas he propounded are known as Keynesian economics. It affected the modern political and economic theory and affected government tax and economic policies. He proposed that governments can stop the negative effects of economic recessions by tax and banking measures. He is considered father of Modern Economics. He wrote the book How to Pay for the War during the second world war.