To operate effectively, all parts of a business must work together. Marketing, operations, finance and human resources areas must be aware of the decisions being made by each other and the impact that these decisions might have.
Interdependence means that things depend on each other. In the business context this means that the four main functional areas of a business need each other in order to carry out their own responsibilities, and in order for the business to operate effectively.
The four main functional areas are marketing, human resources, operations and finance.
Marketing
The marketing function of a business is responsible for:
Human resources
The human resources function of a business is responsible for:
Operations
The operations function of a business is responsible for:
Finance
The finance function of a business is responsible for:
Each of the four areas needs the other areas in order to carry out its role.