Question 1
The following diagram shows a perfectly competitive industry and firm.
The position shown is NOT a long-run equilibrium because
◦
MC >
AC.◦
D =
AR.◦
AR =
MR.◦
AR >
AC at
Qe.
Question 2
The following diagram shows a perfectly competitive industry and firm. Initial supernormal profits have attracted new firms into the industry.
QL represents long-run equilibrium output of the firm because
◦
P1 >
PL.◦
LRAC =
ARL.◦
Se >
S1.◦
D1 >
DL.