b. Compute average and marginal revenue for each level of
output. Fill in the table. (Remember to compute marginal
revenue between successive levels of output.)
c. Explain why, for a perfectly competitive firm,
d. Plot the TR, MR, and AR curves on a scale diagram. What
is the slope of the TR curve?
12. The diagram below shows the various short-run cost curves for a
perfectly competitive firm.
Market
Price ($)
Firm’s
Output
Is Price
ATC?
Is Price
AVC?
Are Profits
Positive?
$3 — — — —
4 — — — —
AR=MR=p.
> >