In the following figure, the first panel shows a market situation prior to regulation and the second panel shows the effects of regulation.Figure 14.2
In the figure,
D: Demand curve for automobiles
S 1 : Supply curve of automobiles prior to regulation
S 2 : Supply curve of automobiles after regulation
FG: Clean up cost per unit
-Assume that labor is the only variable input and that an additional input of labor increases total output from 72 to 78 units. If the product sells for $6 per unit in a perfectly competitive market, then the marginal revenue product of this additional worker is:
A)$78.
B)$72.
C)$36.
D)$39.
E)$6.

Question

In the following figure, the first panel shows a market situation prior to regulation and the second panel shows the effects of regulation.Figure 14.2
  In the figure,
D: Demand curve for automobiles
S 1 : Supply curve of automobiles prior to regulation
S 2 : Supply curve of automobiles after regulation
FG: Clean up cost per unit
-Assume that labor is the only variable input and that an additional input of labor increases total output from 72 to 78 units. If the product sells for $6 per unit in a perfectly competitive market, then the marginal revenue product of this additional worker is:
A)$78. 
B)$72. 
C)$36. 
D)$39. 
E)$6.

Quizplus · Accepted Answer

The Answer is C

In the Following Figure, the First Panel Shows a Market