Abstract This paper analyses the incentives of a vertical integrated Internet service provider (ISP) to block competitors from content markets. Using a simple model we find that the ISP does not block competing content providers as long as the contents are differentiated sufficiently. Exclusion...

This paper investigates the existence of a possible media bias by analyzing the impact of automobile manufacturers’ advertisements on automobile reviews in a leading German car magazine. By accounting for both endogeneity and sample selection using a two-step procedure, we find a positive...

Recent studies provide clear evidence that the quality of telecommunications infrastructure has strong impacts on economic growth. Especially in Germany there is a controversial debate how to stimulate telecommunications investment to foster the introduction of Next Generation Networks. To find...

Abstract Recent studies provide clear evidence that the quality of telecommunications infrastructure has strong impacts on economic growth. Especially in Germany there is a controversial debate how to stimulate telecommunications investment to foster the introduction of Next Generation Networks....

Abstract This paper investigates the existence of a possible media bias by analyzing the impact of automobile manufacturers’ advertisements on automobile reviews in a leading German car magazine. By accounting for both endogeneity and sample selection using a two-step procedure, we find a...