Basic assumptions of  culture are nature of the people such as individual differences, caused behavior and value of the person.

Unlike espoused values, basic assumptions are unconscious; they are “taken-for-granted beliefs, habits of perception, thought, and feeling”.

Basic assumptions based on social system and mutual interest.

Basic assumptions of organizational behavior are levels, challenges and opportunities.

Fundamental Assumptions of an organization are to improve organizational performance by understanding and controlling human behavior in organization.