Collusion in a Differentiated Market and Environmental Network Externality

Market Segmentation for Information Goods with Network Externality: a Note

Positive externalities characterize the consumption of a majority of information goods such as software and online content services including virtual communities. We show that network externality is critical for the market segmentation and product line structure of such information goods. A monopoly of multiple existing products offers exactly two distinct qualities. Essential for such a limite...

a study on rate making and required reserves determination in reinsurance market: a simulation

reinsurance is widely recognized as an important instrument in the capital management of an insurance company as well as its risk management tool. this thesis is intended to determine premium rates for different types of reinsurance policies. also, given the fact that the reinsurance coverage of every company depends upon its reserves, so different types of reserves and the method of their calc...

A Differential Oligopoly Game with Sticky Prices and Environmental Externality

Impact of Network Externality in the Security Software Market∗

The market for security software has witnessed an unprecedented growth in recent years. A closer examination of this market reveals certain idiosyncrasies that are not observed in a traditional software market. For example, it is a highly competitive market involving several major vendors, often with a very aggressive pricing strategy adopted by new entrants. Yet, the market coverage seems to b...

Costly Collusion in Differentiated Industries

This paper demonstrates that, under a set of weak assumptions, increased product differentiation will make it more difficult to sustain collusion when it is costly either to coordinate or to maintain collusion. These results contrast with the previous theoretical literature, which shows that, in the absence of these costs, greater differentiation can help foster collusion under some common mode...