Discount function

A Discount function is a function used in economics. The of contained some additional questions and answers that could be used in the skill dome scene, including one that dealt with discount functions. The question-answer pair was as such:
:Q: A discount function with for all periods, and an additional scalar discount for the present, is called what?
:A: 
Neither the question nor the answer appear to have made it audibly into the final scene. Another proposed question dealt with a similar topic, that of a Hyperbolic discounter.
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Category:Unused production material