In this paper, we consider a market where potential firms, which are allowed to be asymmetric, can freely enter and exit, and the total output would be socially excessive without any regulation. The effects of two alternative regulatory policies in the market: the individually transferable quota...

From a game theoretical perspective, a prerequisite for an international fishery agreement (IFA) to be stable is that parties expect their benefits from joining the agreement to exceed the benefits from free riding on the agreement, and parties only comply with the agreement as long as this is...

Die vorliegende Untersuchung stellt die technischen Grundlagen und die Marktordnung für den internationalen Handel mit Dienstleistungen der Informationstechnologie dar; sie analysiert und bewertet die resultierenden Handelsbarrieren. Die Funktionsweise des Internets (Netzaufbau, Adress- und...

Die vorliegende Untersuchung stellt die technischen Grundlagen und die Marktordnung für den internationalen Handel mit Telekommunikationsdienstleistungen dar; sie analysiert und bewertet die resultierenden Handelsbarrieren. Die Grundstruktur internationaler Telekommunikation wird in...

This paper analyzes how competition works in mobile telecommuncations markets and, bases on this analysis, we discuss whether regulatory intervention in mobile telephone markets is justified from an economic perspective. Starting point of our analysis is the observation that an evaluation of...

This paper studies competition in prices and opening hours in a model with free entry. It is shown that under free competition a market failure arises: Entry is excessive and opening hours are under-provided. Restrictions on opening hours aggravate this failure. I analyze the impact of a...

We analyze the impact of national pharmaceutical regulation on the launch delay of new chemical entities approved by the EMEA's centralized procedure. We find that direct price control regimes have a significantly negative impact on the launch timing. These results cannot be found when...

A mandatory open-network-provision (ONP) by dominant firms is the appropriate government regulation in the presence of network externalities. For basic telephone services and online services, a permanent ONP regulation seems indispensable, whereas telecommunication networks only require...

In this paper we analyze the incentive of the German postal service (Deutsche Post AG, DPAG) to increase quality in the light of the upcoming liberalization of the postal services market. Currently, there would be no incentive for DPAG to increase its quality if the market were not to be...

Under ex ante access regulation entrants often claim that access fees are excessive. I show that this is only the case if further entry is admitted. If the entrant is protected from further entry it would agree with the incumbent upon a strictly positive access fee which may exceed the efficient...