摘要 : Accepted wisdom, and popular models that explain how firms create sustained competitive advantage (SCA), focus on factors external to the firm. It is all about customers, competitors, suppliers and products we are told. It is abou... 展开 Accepted wisdom, and popular models that explain how firms create sustained competitive advantage (SCA), focus on factors external to the firm. It is all about customers, competitors, suppliers and products we are told. It is about price setting and market segmentation and economies of scale and brand identity and so on. Porter's ubiquitous "Five Forces Model of Competition", the favorite of business strategy professors everywhere, is typical. It attempts to explain competitive business strategy solely through the lens of the firm's external operating environment. Profitability is determined by how well the firm manages and navigates the external forces. Porter's work is highly celebrated; but is it right? 收起