This paper investigates the impacts of the current roaming rules on domestic competition and welfare. We consider a model for two countries in which each country has two operators that compete in the retail market for access services and also in the wholesale market for roaming. We first derive...

This paper studies the investment decision by a monopolistic internet service provider (ISP) in different regulatory environments. We consider that the ISP could technically provide separate quality upgrades to two vertically differentiated content providers (CPs); therefore, it could...

This paper studies the investment decision by a monopolistic internet service provider (ISP) in different regulatory environments. We consider that the ISP could technically provide separate quality upgrades to two vertically differentiated content providers (CPs); therefore, it could...

This paper investigates the impacts of the current roaming rules on domestic competition and welfare. We consider a model for two countries in which each country has two operators that compete in the retail market for access services and also in the wholesale market for roaming. We first derive...

This paper aims at investigating the impacts of introducing cost asymmetry in horizontal merger analysis. In the absence of efficiency gains, previous literature states the negative competitive effects of a merger between symmetric firms. We go beyond the literature and show that the result is...

This paper presents an empirical study of the impacts of mobile termination rate (MTR) regulation on European mobile operator performance. It examines the effects of both glide path and asymmetric regulation on incumbents as well as new entrants to this market using a dynamic econometric model...

This paper studies the investment decision by a monopolistic internet service provider (ISP) in different regulatory environments. We consider that the ISP could technically provide separate quality upgrades to two vertically differentiated content providers (CPs); therefore, it could...

This paper analyzes the competitive strategy of proprietary software (PS) firm in the presence of open-source software (OSS) where the copyright holder has granted software users access and use of OSS without any obligation regarding source code disclosure and royalty payments. The OSS is...