Christian Koboldt

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In this paper we propose a new method to evaluate the distribution of power between decision making bodies in the European Union. Conventional methods that measure the voting power of players, such as the Banzhaf, Johnston, Holler, and Shapley-Shubik indices, are insufficient for this purpose. They take no account, in an endogenous way, of the differences(More)
This paper examines the consequences of introducing mobile number portability (MNP). As MNP allows consumers to keep their telephone number when switching providers, it reduces consumers’ switching costs. However, MNP may also cause consumer ignorance if telephone numbers no longer identify networks. As a result, while fostering competition for mobile(More)
Nonsteroidal anti inflammatory drugs (NSAIDs) are widely used because they alleviate pain, fever, and inflammation by inhibiting prostaglandin (PG) production by the enzyme cyclooxygenase (COX) [1]. A port ion of the population experiences gastrointestinal side effects [2] and nephrotoxicity [3] during conventional N S A I D treatment. These afflictions are(More)
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