You will be given a definition of a task first, then some input of the task.
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.

To solve the Triffin Dilemma, this man proposed the bancor for use in international trading at the Bretton Woods conference. Judges select contestants based on what "the average opinion expects the average opinion to be" in a beauty contest he formulated to explain the behavior of rational agents in a market. He argued that because aggregate demand determines the level of economic activity, governments need to use fiscal and monetary policy to boost demand and reduce unemployment. For 10 points, name this British economist and author of General Theory of Employment, Interest, and Money who advocated for deficit spending during the Great Depression.
Output:
History