Getrieben von einem raschen Digitalisierungsprozess ist Konvergenz für den Telekommunikations- und Mediensektor nicht nur eine mögliche Zukunft, sondern bereits zur Realität geworden. Dieser Beitrag beschäftigt sich mit vertikaler Integration, also dem Verschmelzen bisher unabhängiger...

Abstract In markets with competing interconnected networks like mobile telecommunication markets investments affect the investor’s and also any competitors’ profits. In a theoretical model it is shown that cost-reducing investments reduce the investor’s termination rates and increase...

This paper will present results of the surveys and new trends which were related to e-governmental issues. A common understanding of e-government is usage of ICT means in the public sector for delivering information and services to its customers and enterprises. The objective is improvement of...

This paper considers the impact of European telecom regulation on the value of affected companies. Employing a repeating ARGARCH model, I compare the effect of three types of regulation which are categorized based on the addressed subject, i.e. cross-market, country-specific and company-specific...

Cloud computing has recently shifted into the center of attention of Telecommuications Companies. Deutsche Telekom, for example, just announced the importance of cloud computing as one of their leading growth sectors (Deutsche Telekom Press Release, 2010). Also other important telecommunication...

User behavior of multimedia services currently undergoes strong changes. This is reflected in several recent trends, e.g. the increase of rich media content consumption, preferences for more individual and personalized services and the higher sensitivity of end users for quality issues. These...

Using longitudinal time-series data, this paper analyzes the causes of the recent sharp increase in household expenditure on telecommunications in South Korea with a linear approximate almost ideal demand system (LA/AIDS) model. The main results are as follows. First, Korean household demand for...

The Japanese mobile market has recently shown a remarkable growth in the last decade, with more than 106.2 million 3G (3rd Generation, or W-CDMA) subscribers and 4.4 million 2G (2nd Generation, or PDC) as of December 2009. This paper attempts to analyze factors promoting Japanese mobile phone,...

In order to create incentives for Internet traffic providers not to discriminate with respect to certain applications on the basis of network capacity requirements, the concept of market driven network neutrality is introduced. Its basic characteristics are that all applications are bearing the...

This paper studies a model of the Internet broadband market as a platform in order to show how different pricing schemes from the so-called net neutrality may increased economic efficiency by allowing more investment of access providers and enhancing consumers surplus and social welfare.