Jill runs a factory that makes lie detectors in Little Rock,Arkansas.This month,Jill's 34 workers produced 690 machines.Suppose Jill adds one more worker and,as a result,her factory's output increases to 700.Jill's marginal product of labor from the last worker hired equals ________.
A) 10
B) 20
C) 690
D) 700
E) None of the above answers is correct.

Question

Quizplus · Accepted Answer

The marginal product of labor refers to the additional output produced by adding one more worker. In this case, the output increased from 690 machines to 700 machines with the addition of one worker, which is an increase of 10 machines. Therefore, the marginal product of labor from the last worker hired equals 10.

Jill Runs a Factory That Makes Lie Detectors in Little