Roles are related to task behavior i.e., expected behavior for a particular job. Roles are learned quickly and can produce major behavior changes. Roles and jobs are not the same a person in one job may need to play several roles. Are unwritten rule that govern behavior. Members are friendlier and more cooperative with each other.
Cohesive groups have a higher level of control and influence over the behavior of their members.
Groups with higher cohesiveness achieve their goals more effectively. Cohesive groups express more satisfaction with the group experience. Organizational Climate . Organizations differ in culture just as individuals differ in personality certain culture foster certain behavior. Together these three constructs define an organization s social system.