Three of the longest serving CEO’s of major corporations in history are Warren Buffett, Sandy Weill, and Maurice Greenberg. Phin Upham compare and contrast their tenure with the theory and evidence presented in organizational theory. CEOs Warren Buffett, Sandy Weill, and Maurice Greenberg accumulated power during their long tenures as CEO. For each the market was or […]

Do companies which try to do new things succeed and why? Phin Upham dicusses a seminal work on the topic In Diversification, Ricardian rents, and Tobin’s q, Cynthia A. Montgomery and Birger Wernerfelt present a study on the ability of a multimarket firm to diversify its resources (factors). Montgomery and Wernerfelt test whether a multimarket firm’s average rents […]

  The resource based view of the firm has received a lot of attention in the past few years. Phin Upham discusses its strengths and weaknesses.   The knowledge based view builds on the capabilities view and adds crucial and distinct elements. The resource based view emphasizesvaluable, rare, imperfectly imitable, and without common, imitable, or strategically equivalent substitutes […]