Michael E. Porter, a leader in the field of strategic management, has developed a comprehensive model of the structure of industries and competition.
ポーターの5つの力の法則です。
One feature of his analysis of the five competitive forces that determine long-term return on investment. This analysis determines the attractiveness of an industry.
Threat of new entrants and bargaining power of suppliers are among the five basic forces that drive industry competition and the ultimate profit potential in the industry. This potential is measured in terms of long term return on invested capital The other three forces are rivalry among existing firms, threat of substitutes, and threat of buyers' bargaining power.