Five forces is a framework for the industry analysis and business strategy development developed by Michael E. Porter of Harvard Business School in 1979. Michael Porter is a professor at Harvard Business School andis a leading authority on competitive strategy and international competitiveness.Michael Porter was born in Ann Arbor, Michigan. Five forces uses concepts developing, Industrial Organization (IO) economics to derive five forces that determine the competitive intensity and therefore attractiveness of a market. Attractiveness in this context refers to the industry profitability. An "unattractive" industry is one where the combination of forces acts to drive down overall profitability. A very unattractive industry would be one approaching "pure competition".
Five Forces Model by Michael Porter
Five Forces model of Michael Porter is a very elaborate concept for evaluating company's competitive position. Michael Porter provided a framework that models an industry and therefore implicitly alsobusinesses asbeing influenced by five forces.Michael Porter's Five Forces model is often used in strategic planning. Porter's competitive fiveforces model is probably one of the mostcommonly used business strategy tools and has proven its usefulness in numerous situations when exploring strategic management models . Three of Porter's five forces refer to competition from external sources. The remainder are internal threats. It is useful to use Porter's five forces in conjunction with SWOT analysis (Strengths, Weaknesses, Opportunities, and Threats). A change in any of the forces normally, requires a business unit to re-assess the marketplace given the overall change in industry information. The overall industry attractiveness does not imply that every firm in the industry will return the same profitability. Firms are able to apply their core competencies, business model or network to achieve a profit above the...