The Study on Relationships Between Leader Reward and Punishment Behavior

The study on relationships between leader reward and punishment behavior and group processes and productivity by Podsakoff and Todor has found that:

A) leaders who administer evaluative rewards contingently at the individual level will have dysfunctional effects on group processes.
B) group cohesion,drive,and group productivity were all positively related to leader contingent reward behavior.
C) leaders who administer evaluative rewards to group members according to their performance levels may negatively affect the group members' perceptions of equity.
D) leaders who reward individuals appropriately may not reward the group as a whole when it performs well or succeeds on a task.