At Least in Theory

Multiple Choice

At least in theory.the marginal productivity system generates a solution where people who are 50% more productive than others working in their same field are paid

A) equally, regardless of the field they work.
B) differently, according to how dangerous is their work.
C) equally, as long as they do not take advantage of the system.
D) differently, and according to how popular is the good provided to consumers in their field.