Correct Answer: J. M. Keynes

Solution : The correct answer is J. M. Keynes.

The General Theory of Employment, Interest and Money, published in 1935–1936, was John Maynard Keynes' most famous piece. The General Theory makes a direct attack on the dominant school of classical economics at the time. It resulted in a significant shift in economic thinking, making macroeconomics the focal point of economic theory.