This study tested a model of the relationship between job satisfaction, organizational commitment, organizational justice, organizational citizenshipbehavior, and work group performance. Most research on the nature ofrelationships between job performance has not yielded convincing evidence thatsuch a relationship exists to the degree most managers believe. One reason forthis might lie in the way in which job performance is measured. Numerousstudies have reported that using organizational citizenship behavior to supplantmore traditional measures of job performance may result in more robustrelationship between job satisfaction and job performance. In this study 2076employees who provided self-report answers designed to examine the relationshipbetween job satisfaction, organizational commitment, organizationaljustice, organizational citizenship behavior, and work group performance.Results from Study supported the hypothesized model but also suggested thatalternative models fit the data well.