The paper develops a static model to explore how, under platform competition, heterogeneous levels of switching costs …, to have effective competition, relies on the relative strength of switching costs over the network effects. Only when …, in contrast to the seminal ‘competition bottleneck' model, on the opposite side, where singlehoming arises endogenously …

My dissertation studies consumer switching and firms’ competition strategy in information technology (IT … public policy that reduces consumer switching costs – mobile number portability (MNP) – on market competition, and explore … would affect firm performance as competition intensifies, and how the adoption of innovative technology would complement …

This paper explores competition in the post 1996 long distance telephony market by employing an unusually detailed …