"Prior work has shown an association between diversification strategy and profitability. This paper replicates that association using more recent and complete data and goes on to investigate the sources of the association. Theoretical arguments are advanced which predict the association which will remain once the effects of varying industry profitability are removed. Empirical tests verify this prediction and permit the discrimination between the effects of industry and diversification strategy on profitability."

“It is commonly accepted that successful performance of a firm hinges on restricting activities to cultivating a related and familiar range rather than 'bold moves into uncharted'.”

“A leader’s most important job is creating and constantly adjusting this strategic bridge between goals and objectives.”

“common skill, market or resource applies to each.”

“The kernel of a strategy contains three elements: a diagnosis, a guiding policy, and coherent action.”

“Given that background, I was interested in what Steve Jobs might say about the future of Apple. His survival strategy for Apple, for all its skill and drama, was not going to propel Apple into the future. At that moment in time, Apple had less than 4 percent of the personal computer market. The de facto standard was Windows-Intel and there seemed to be no way for Apple to do more than just hang on to a tiny niche.”

“A major advancement in the strategy field is the development of models where firm heterogeneity is an endogenous creation of economic actors.”