Q. Johanna owns Colon Comfy, Inc., a monopolist in the marketplace for portable air conditioners. Suppose that Johanna's marginal cost is constant at $60 also that she faces the following demand schedule.
Price (Dollars) Quantity Demanded (Air conditioners)
$160 0
$140 1
$120 2
$100 3
$80 4
$60 5
$40 6
$20 7
$0 8
The graph below elucidate how the demand curve for the monopolist's output.
Use the black points (X symbol) to plot the portion of the marginal revenue curve that corresponds to positive marginal revenue. Line segments will automatically connect the points. Remember to plot from left to right also plot among integers.
Then use the orange line (square symbols) to plot the marginal cost curve.