PRC-3 · Chapter 11 · Question 17 of 57
A patient with a severe allergy must buy a specific EpiPen to survive. Even if the pharmacy doubles the price, the patient buys the exact same quantity. What is the shape of the demand curve for this patient?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) A vertical line
Explanation
When demand is completely unresponsive to price changes (perfectly inelastic), the quantity remains fixed regardless of price, represented by a vertical demand curve.
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