We raise the problem of the minorities' survival in the presence of positive network externalities. We rely on the example of thematic clubs to illustrate why and in which circumstances such survival problems might appear, …rst considering the case of simple network externalities and then the case of cross network externalities. Sonnac and Skerdilajda Zanaj for their comments and suggestions.

iran’s small and medium enterprises (smes) have been widely introduced in the market these days. in the emerging trend of electronic data interchange, iran’s political, economical and social issues have been diverted to a more aggressive approach to the world of e-commerce, that despite the shadowing issues of the past, iran already internalized the promising craft of e-commerce through various...

With global economic development and growing international competition, supply chain collaboration (SCC) has become both an important strategic and operational issue. The organization therefore must rethink both its electronic business (e-business) and global supply chain management (SCM) strategies. This research investigates electronic supply chain (e-supply chain) integration through busines...

With the development of science and technology, the Internet is growing increasingly popular with the Chinese people. Accompany with the increment of online consumers groups, an increasing number of traditional enterprises have introduced the electronic commerce mode. This paper is intended to make a preliminary analysis of the B2C electronic commerce pattern. At first, it will introduce the co...

Electronic Commerce is now seen as the future direction of commerce. Organisations are now developing and implementing a wide range of electronic commerce systems However, before organisations will be able to harness the potential of electronic commerce systems suitably trained people will be required. This paper examines virtual electronic teaching environment: the Deakin Electronic Trading Co...

Nowadays Information and Communication Technology effects on all aspects of human activities, such as teleworking, electronic commerce, electronic banking, electronic learning, etc. the most of these services can prevent unnecessary travels in cities especially in rush hour. The aim of this study is to explore the frequency of electronic shopping and in-store shopping in Tehran, according to ge...

THEODORE J. WEIMAN On July 22, 2004, the House of Representatives passed the Marriage Protection Act of 2004, a bill that would strip the federal courts of jurisdiction over cases challenging the constitutionality of the 1996 Defense of Marriage Act. Two months later, the House passed a similar bill that would curtail federal court jurisdiction for challenges to the constitutionality of the Ple...

Companies are not going to invest into the development of innovative applications or services unless these can be charged for appropriately. Thus, the existence of standardized and widely accepted mobile payment procedures is crucial for successful business-to-customer mobile commerce. The acceptance of mobile payment procedures depends on costs, security and convenience issues. For the latter,...

IntroductIon The Internet has become a popular medium to disseminate information and a new platform to conduct electronic business (e-business) and electronic commerce (e-commerce). With the rapid growth of the WWW and the intensified competition among the businesses, effective web presence is critical to attract potential customers and retain current customer thus the success of the business. ...