To identify a demand curve we must observe:
A)many years of data.
B)shifts in the demand curve.
C)shifts in the supply curve.
D)many different markets simultaneously.

Question

Quizplus · Accepted Answer

To identify a demand curve, observing shifts in the supply curve is crucial because it allows us to see how quantity demanded changes as price changes, holding all else constant. This method isolates the effect of price on quantity demanded, which is essential for identifying the demand curve.

To Identify a Demand Curve We Must Observe