In economics, the term underemployment has three different distinct meanings and applications. While it's related to unemployment, a situation in which a person who's searching for work can't find a job, in the case of underemployment, a person's working. All three of the definitions of "underemployment" involve underutilization of labor that critics say's missed by most official (governmental agency) definitions and measurements of unemployment. The term can describe the employment of workers… (More on Underemployment)