Detailed Instructions: 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.
Q: The beneficial type of this concept would be produced by such factors as the development of an AIDS vaccine, a better educational system, or a more efficient highway system. Costs of this type are not factored into the GDP; therefore, the GDP overstates economic welfare. FTP, name this economic concept in which a third party is affected by production or consumption of a commodity.
A:
Social Science