the more skill is required to perform well on the job. when the work is safer. ____ 17.

C. the more skill is required to perform well on the job. D. when the work is safer. ____ 17. Assume that empirical evidence shows a difference in mean earnings between two groups, say, majority and minority workers. What conclusion may be drawn? A. The group with the lower earnings is being discriminated against. B. The group with the lower earnings is less productive. C. The group with the higher earnings has a larger quantity of human capital. D. Any of the above statements could, either partially or entirely, explain the difference in the mean earnings.