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 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...

We provide a structured overview of the quantitative literature on the economic impacts of telecommunications networks and broadband internet. Differentiating between wireline and wireless technologies as well as broadband availability and broadband adoption, respectively, we review studies...

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 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...

The paper aims at testing Florida's concept of the Creative Class using panel data for 323 West German regions for the time period 1975 - 2004. Applying a dynamic system approach based on GMM, we find that the local concentration of the Creative Class has predictive power for the economic...

This paper investigates the long-term effects of the Paraguayan War (1864-1870) on intimate partner violence. The identification of these causal effects relies on a novel historical dataset from which I exploit the distance from municipalities to military camps during the war. Over 130 years...

Does the politico-economic system affect preferences for immigration? In this study, I show that individuals exposed to life under state socialism have formed and persistently hold different attitudes toward immigration. By exploiting the division and reunification of Germany, I estimate the...

The paper aims at testing Florida's concept of the Creative Class using panel data for 323 West German regions for the time period 1975 2004. Applying a dynamic system approach based on GMM, we find that the local concentration of the Creative Class has predictive power for the economic...

This paper gives a survey of the current state of competition in the German Broadband access market. Existing regulations and their impact on the deployment of high-speed Internet access are evaluated. It is argued that facilities-based competition is preferable to open-network regulations. The...