Purpose: Literature, spanning industrial organization and strategic management disciplines, uses variance decomposition to understand the relative importance of firm, industry and business group effects in shaping profitability variations. Some literature analyzes firm profitability under...

In this paper we study whether the progressive liberalization of the U.S. telecommunications industry has altered the psychology of firms' behavior and led to performance changes. A detailed theoretical framework is developed, based on extension of the postulates of x-efficiency theory. Such an...

In this study we examine the reasons for the differential adoption levels of a new technology, that of electronic switching, across firms in the US telecommunications industry. Using theoretical postulates from the market-structure inducements approach to firm behavior, and the behavioral theory...

Using contemporary historical data, the analysis reported in this article has evaluated the impact of the various mergers of the local exchange companies that took place between 1988 and 2001 on financial performance. Performance was measured using an important metric normally used to measure...