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.

[EX 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.
[EX A]: Social Science

[EX Q]: This god was suckled by a male boar and seawater when he was born at the edge of the Nine  Worlds. In the Lokesenna,  Loki says that this god has a muddy back and this god is also said to be the palest of all the gods. The name Gullintanni refers to this god's golden teeth. This god fathered the  three (*) castes of man when he took the form of Rig. This god retrieves the Brisingamen for Freyja by transforming into a seal and defeating Loki. This god arrives at Baldr's funeral upon his horse Gulltopr  and he wields the sword Hofund. This god is the son of nine mothers and kills and is killed by Loki at  Ragnarok. For 10 points, name this Norse god that sounds his Gjallarhorn to signal Ragnarok, and is the  guardian of Bifrost.
[EX A]: Social Science

[EX Q]: The Knudsen type of this process occurs in long pores, and Dynkins formula describes the Ito type. Ehrenfest developed a model of this to help explain the statistical interpretation of the second law of thermodynamics. Einstein and Smoluchowski linked Boltzmanns constant and the absolute temperature together by a constant in determining this value, while its flux is related to the concentration field and its resultant change on the field over time are described by Ficks Laws. Grahams Law also describes, FTP, which chemical process through which substances, primarily gases, mix as a result of random movements of their components.
[EX A]:
Science