Resource Based View Perspective

Adherents believe that the RBV view of operational performance will be largely determined by internal resources are put into three categories:

1. physical resources, including plant, machinery, raw materials etc.
2.  human resources, including staff, training, experience, skills, etc. 
3. organizational resources, including planning, information systems, patents, etc..

To be valuable, a resource should have an empirical indicators are rare, difficult to imitate and not easy to find a replacement. One can not say absolutely convinced that the external or internal factors that will always or consistently more important in achieving competitive advantage. But more important is how to understand the relationship between both factors.