median wage

Job Polarization and Wages (A Visualization)

Economists refer to "job polarization" in the labor force when middle-class jobs (requiring a moderate level of skills) appear to disappear relative to those at the bottom (requiring fewer skills) and to those at the top — requiring greater skills; or those who are better networked and know people in a position of influence. (Below is a simple animation to show how job polarization might look).