In compensation equity theory, there were situations that one employee perceived under-reward situation or over-reward situation compared to other employee when both employees provided the same inputs to the company , such as same qualifications, experience, quality of work, volume of work and served the same number of clients. In these two situations, how does the employee's behavior, who perceived inequaity of compensation changed in terms of the performance and behaviors on the job in under-reward situation or over-reward situation?