The value chain model is also known as Porter’s Value Chain model. Analysis is a business management tool that was developed by Michael Porter and described in his popular book Competitive Advantage: Creating and Sustaining Superior Performance in 1985.
Strategic management process is a method by which managers conceive of and implement a strategy that can lead to sustainable competitive advantage. It is the process of managing, planning, and analyzing in order to reach all organizational goals.
Strategic management can be described as the identification of the purpose of the organisation and the plans and actions to achieve that purpose. It is that set of managerial decisions and actions that determine the long-term performance of a business enterprise.