Competition authorities must pay attention to many industries simultaneously. Sectoral regulators concentrate on their own industry. Often both types of authority may intervene in specific industries and there is an overlap of jurisdictions. We show how a competition authority's resource...

This article analyses the provision of auxiliary clinical services that are typically carried out within the hospital. We estimate a flexible cost function for three of the most important (cost-wise) diagnostic techniques and therapeutic services in Portuguese hospitals: Clinical Pathology,...