Contents of Management Strategy

Let us first try learn about the details of management strategy in order to clearly define the conception of management strategy.
The management strategy deals with relationship between industry and the environment. What type of decisions are required to decide this relationship? It is necessary to decide regarding the four areas mentioned below in order to determine the management strategy:

[1] Definition of Domain
[2] Operation Portfolio
[3] Resource Development
[4] Competitive Strategy

Let us try to consider the contents of deciding these four areas.