When we draw a supply curve of pencils, which of the following is allowed to vary along the supply curve?
A) the prices of inputs used in pencil production
B) the price of pencils
C) the productivity of labor used in making pencils
D) the prices of pens and markers

Question

Quizplus · Accepted Answer

The supply curve represents the relationship between the price of a good and the quantity supplied, with all other factors being held constant. Thus, the only variable allowed to vary along the supply curve is the price of the good itself, in this case, pencils.

When We Draw a Supply Curve of Pencils, Which of the Following