Harvard economics professor Michael Porter developed the five forces model to help business executives understand and deal with competition. Porter argues that factors affecting competition are ...

Porter, Michael E. "The Five Competitive Forces That Shape Strategy." Special Issue on HBS Centennial. Harvard Business Review 86, no. 1 (January 2008): 78–93.

Porter, M. E. "The Technological Dimension of Competitive Strategy." In Research on Technological Innovation, Management and Policy. Vol. 7, edited by Robert A Burgelman and Henry Chesbrough.

Awareness of the five forces can help a company understand the structure of its industry and stake out a position that is more profitable and less vulnerable to attack. by Michael E. Porter In 1979, a ...