In recent years, patent lawsuits in the IT industry have become a sensitive issue. While numerous studies have investigated the wealth effect of patent and corporate litigation, few studies have examined the current patent litigation in the IT industry. This paper investigates the wealth effect...

The first telecommunications spectrum auction in Korea is attention worthy due to the fierce competition for only the 1.8 GHz spectrum band and the winning bidder was suspected of overpaying for acquiring the spectrum licence. This study empirically investigates the existence of winner's curse...

This paper investigates the impact of new terminals emergence, such as smartphones, tablet personal computers and smart TVs, on telecommunications carriers and TV media companies. We choose event study methodology to analyze this research. Our research question is Does the emergence of new...

The China telecom mobile business has grown fast during the past ten years. For example, China Mobil subscribers have increased from 13.68 million to reach 1.146 billion in March 2013; Mobile Internet subscribers grew by 13.94 million in March to reach a total of 817.39 million. The mobile...

This paper investigates telecommunication operator investment in broadband infrastructure after local deregulation of the wholesale broadband access market. Using a panel dataset covering all 5,598 exchange areas in the United Kingdom, we exploit regional differences in deregulation following a...

Technological progress allows Internet Service Providers (ISPs) to carry out network manage-ment practices in a discriminatory fashion without being detected by their customers. This creates an opportunity that providers will exploit this information asymmetry in an opportunistic way by blocking...

This paper discusses the relevant cost standard for the economic replicability test for Next-Generation Access (NGA) networks, described in the Recommendation on Costing and Non-discrimination adopted by the European Commission. We demonstrate that a cost standard that implies fully fixed and...

The development of the broadband market is a key aspect of the economic and social growth of a country. However, despite the importance and the development of broadband market in Portugal in recent years, especially with the explosion of the number of mobile broadband accesses, the studies for...