This paper studies the "negative" activities of members in organizations. In competing for promotion, the members not only can work to enhance their own performances, but can also work to "sabotage" their opponents in order to decrease their performances. They find it worthwhile to engage in...

Most previous experiments attempting to establish the existence of the self-serving bias have confounded it with strategic behavior. We design an experiment that controls for strategic behavior (Haman effects), and isolates the bias itself. The self-serving bias that we measure concerns beliefs...