This paper analyses the industry that produces the goods and services required to protect citizens from insecurity. It presents a definition of this economic sector useful in setting its boundaries, and it briefly describes the main types of industries operating within the sector. The paper...

Horizontal shifts in bid curves observed in wholesale electricity markets are consistent with Cournot competition. Quantity competition reduces the informational requirements associated with evaluating market performance because the markups of all producers then depend on the same inverse...

We show that a common regulatory mandate in electricity markets that use location-based pricing that requires all customers to purchase their wholesale electricity at the same quantity-weighted average of the locational prices can increase the performance of imperfectly competitive wholesale...

Der vorliegende Sammelband enthält drei Aufsätze, in denen aktuelle Herausforderungen gestaltender Wirtschafts- und Wettbewerbspolitik in großer Detailschärfe beleuchtet werden. Dazu spüren die Autoren den Wettbewerbskräften auf Medienmärkten und auf Standortmärkten nach und liefern mit...