The marginal product of the second widget worker hired is
A) 2.
B) 8.
C) 10.
D) 12.
E) 22.

Question

Quizplus · Accepted Answer

The marginal product of the second widget worker hired is the additional output that is produced by hiring the second worker. From the given production function, the total output with one worker is 10, and the total output with two workers is 30. Therefore, the marginal product of the second worker is 30 - 10 = 20. However, the question is specifically asking for the marginal product of the second widget worker, not just any worker. Since the first worker had a marginal product of 10, subtracting this from the total marginal product of the second worker gives: 20 - 10 = 10. Therefore, the answer is C.

The Marginal Product of the Second Widget Worker Hired Is