in-a-study-showing-a-positive-correlation-between-education-and-wages-what-omitt

Question

In a study showing a positive correlation between education and wages, what omitted variable might affect this relationship, and how?

Accepted Answer

Experience; it also influences wages.

Answer

Age; older individuals earn less.

Answer

Gender; it is irrelevant to wages.

Answer

Location; it has no impact on wages.