同济经管 Assessing the Firm's Current Position TONGJI SEM -Five-Force Model FIGURE 6.1 Porter's Five- Force Model hreat of Potent Source:Adapted with Entrants the permission of The Free Press,a Division of Simon Schuster Adult Publishing Group,from Competitive Strategy: Techniques for Bargaining Power egree of Existi Bargaining Analyzing Industries of Suppliers Rrvalry Power of Buyers etitors by Michael E.Port Threat of Substitutes 5 EOUIS 5 Assessing the Firm’s Current Position ƒ Five-Force Model