Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

In one of this economists works, he notes that long term economics are all impractical because in the long term we are all dead, and in that same work, he posits an early form of the Quantity Theory of Money. In addition to Tract on Monetary Reform, he later wrote a series of three articles on war finance entitled How To Pay For the War. One of this economists books contains chapters such as The Conference, The Treaty, and Reparation, and discusses the economic implications of the Treaty of Versailles. That work is The Economic Consequences of the Peace. Other effects associated with this economist are the liquidity trap and multiplier effect. His most famous work argued for a governmental budget deficit and a government sponsored program of full employment to combat economic recession. For ten points, identify this member of the Bloomsbury school, an economist who wrote General Theory of Employment, Interest and Money.
Social Science