Electricity transmission has become the pivotal industry segment for electricity restructuring. Yet, little is known about the shape of transmission cost functions. Reasons for this can be a lack of consensus about the definition of transmission output and the complexitity of the relationship...

Abstract This economic policy forum focuses on the liberalisation of the German telecommunication market. In view of former experiences future regulation requirements are discussed. Günter Knieps stresses that the problem of market power is central for answering the question of future division...