Perfectly Inelastic Demand
When demand is perfectly inelastic, quantity demanded for a good does not change in response to a change in price.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Elasticity-inelastic."
http://en.wikipedia.org/wiki/File:Elasticity-inelastic.png
Wikipedia
CC BY-SA.
