What the consumer of research and the producer of research roles have in common?

Consumer of research and the producer of research have the following roles in common; share a desire to ask, answer and communicate interesting questions and also share a commitment to the practice of empiricism. Empiricism is the approach of collecting data and using it to develop, support or challenge. They differ in that the producers may work in a lab and they conduct research. While consumers read about research.

To be honest, here's what i think. i think the answer is (and i'm not exactly sure), that it is, both personal and household income.