Question 1
If the price of an input increases, each individual firm's marginal cost curve shifts ________ and the industry supply curve ________.
◦ downward; shifts to the left
◦ downward; shifts to the right
◦ up; does not change
◦ up; shifts to the left
Question 2
Refer to the information provided in Figure 9.4 below to answer the question(s) that follow.


Refer to Figure 9.4. In the short run this firm should ________ and in the long run this firm should ________, if economic conditions do not change.
◦ shut down; exit the industry
◦ exit the industry; shut down
◦ continue to produce where
MC =
MR; expand
◦ continue to produce where
MC =
MR; shut down