Free U.S. salary and income data resources : uses and comparisons / Roger Magnus.
Information about income and salaries is useful for many reasons. Job seekers need grounding in what range of salaries they should expect for the positions for which they are applying. Conversely, companies need to know realistic salary ranges for jobs they post. When choosing a major, students might consider the income they could receive after graduation. Researchers rely on income and salry data in support of a variety of research projects.