consumers. The regulator designs a mechanism that guarantees financing of the essential input and adequate competition in the … competitor. We show that this mechanism is welfare improving but it generates inefficient entry. That is a more efficient …

We consider a vertically related market characterized by downstream imperfect competition and by the monopolistic … better off. -- access charge ; legal separation ; ownership separation ; regulation …

What is a good balance between competition and coordination in network industries? Network unbundling aims to promote … competition, but this has to be balanced against the downside of unbundling: firm-internal coordination falls away and must be … coordination. This paper examines three persistent sources of flawed coordination: 1) a regulation versus unbundling dilemma, 2 …

competencies for the regulation of the European network industries. …The paper starts with a description of major reforms of EU policy in the network industries. Based on the normative … economics of regulation, it then points out generic information and transaction cost problems of regulatory policy making. An …

complementarity. -- competition ; complementarity ; concentration ; regulation, separation, substitutability. …

informational problems. We show that, as a consequence of this trade-off, more intense competition in unregulated segments of the … can lead to a softer merger policy when competition is weaker. …

We model the regulation of irreversible capacity expansion by a firm with private information about capacity costs …

We study the regulation of a monopolistic firm that provides a non-marketed output based on multiple substitutable … costs. For this novel setting, we investigate the theoretically optimal Bayesian regulation mechanism. We find that the … non-Bayesian regulation can indeed get close to the second best of the Bayesian menu of contracts regulation. …