Porter's Five Forces Model

Framework: Five Forces Model

Core Question: Is an industry attractive (i.e. yields profit for incumbents)?

Key Application Steps: 

  • Examine the various fundamental "subforces" in the five forces
  • Examine the various fundamental “subforces” in the five forces
  • For a particular industry, determine which subforces are particularly important in understanding industry profitability
  • Identify the subforces that are amenable to change by your firm and consider the costs and benefits of changing them

Comparisons with other concepts and frameworks:

  • SWOT – 5 forces focuses our attention on the most important opportunities and threats in an industry (OT)

Illustrative Decision Contexts:

  • Should I enter into this industry?
  • Should I start a new business in this industry? -Is it appropriate to exit this industry?
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