This paper compares one-part pricing and two types of two-part pricing in a general discrete-continuous choice model, providing more extensive welfare results than prior literature. Under two-part pricing, firms may set fixed fees with or without unit-price commitment. When unit-price commitment...

Current merger review law is critically flawed. Courts in Clayton Act Section 7 cases consider the likelihood that a merger will harm competition as a threshold question before considering the size of harm that could ensue. Under current law, to block a merger a judge must find that the deal is...

Merger review in the United States has overlooked a significant competition harm: increasing risk. Mergers can increase both direct and systemic risk. There is now persuasive evidence that negative shocks to a firm can harm the firm’s consumers and trading partners, leading to national...

This article considers how electricity utility regulators should treat infrastructure investments related to electric vehicles. It begins by analyzing investments using traditional utility regulatory policy norms. Next, the article analyzes whether utility regulators should broaden their...

The disaster at Fukushima has clearly illuminated some of the issues, which operating an energy market through regionally isolated monopolies give rise to. At the same time, a shift towards renewable energies is increasingly being perceived as necessary in Japan. In order to achieve this...

Problem Definition: We empirically evaluate the short-term effects of time-based tariffs on the electricity demand, consumer welfare, retailers and the environment.Academic/Practical Relevance: Electricity retailers around the world have been introducing time-based pricing programs. We study the...

The present paper (presented in ITU's & INA 2009 workshop on “Migration to Next Generation Regulatory Environment”) tries to identify the effects of the concentration experienced so far in the EU telecom sector and offers a high level strategy proposition for alternative revenue sources in...

The problem of optimal management of a water reservoir by a hydropower producer is necessarily a dynamic one since water can be transferred between periods. A hydropower producer being a monopolist cannot reduce output in the classical way without spilling water. He will follow a strategy of...

A general theoretical and empirical framework is developed for assessing the potential of a vertically integrated firm to foreclose downstream competitors. Using this framework a policymaker may also evaluate the empirical welfare effects from a vertically integrated firm raising rivals' costs....

In a viral marketing campaign an organization develops a marketing message, and stimulates customers to forward this message to their contacts. Despite its increasing popularity, there are no models yet that help marketers to predict how many customers a viral marketing campaign will reach, and...