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The limits of media see-saws : ad-funded platform mergers can harm both sides

Shekhar, Shiva; Shopova, Radostina - 2025

We study the welfare effects of a merger between ad-funded platforms facing elastic consumer demand. We show that … advertising fees as well as quality investment levels by the platforms fall post-merger. Interestingly, despite the lower … this result is that the decrease in quality investments post-merger reduces overall consumer participation. Thus, studying …

Persistent link: https://www.econbiz.de/10015339857

Tender frequency and market concentration in balancing power markets

Knaut, Andreas; Obermüller, Frank; Weiser, Florian - 2016

Balancing power markets ensure the short-term balance of supply and demand in electricity markets and their importance may increase with a higher share of fluctuating renewable electricity production. While it is clear that shorter tender frequencies, e.g. daily or hourly, are able to increase...

Persistent link: https://www.econbiz.de/10011595827

Competitive Retail Electricity Market Under Continuous Price Regulation

Tsai, Chen-Hao - 2018

The introduction of retail competition in various states in United States was expected to lower electricity bills, expand the choice set of consumers, and encourage horizontal differentiation by providing value-added services. However, to date, most regulators in states with retail choice often...

Persistent link: https://www.econbiz.de/10012930852

Generation Capacity Investments in Electricity Markets : Perfect Competition

Gurkan, Gul - 2013

Persistent link: https://www.econbiz.de/10013077298

Mediating Market Power in Electricity Networks

Gilbert, Richard J.; Neuhoff, Karsten; Newbery, David M. G. - 2013

We ask under what conditions transmission contracts increase or mitigate market power. We show that the allocation process of transmission rights is crucial. In an efficiently arbitraged uniform price auction generators will only obtain contracts that mitigate their market power. However, if...

Persistent link: https://www.econbiz.de/10014073392

Strategic capacity choice under uncertainty : the impact of market structure on investment and welfare

Grimm, Veronika; Zoettl, Gregor - 2008

We analyze a market game where firms choose capacities under uncertainty about future market conditions and make output choices after uncertainty has unraveled. We show existence and uniqueness of equilibrium under imperfect competition and establish that capacity choices by strategic firms are...

Persistent link: https://www.econbiz.de/10003894164

The competitive effects of linking electricity markets across space and time

Tangerås, Thomas P.; Wolak, Frank A. - 2017

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...

Persistent link: https://www.econbiz.de/10011742358

Vertical structure and the risk of rent extraction in the electricity industry

Boom, Anette; Bühler, Stefan - 2018 - This draft: August 23, 2018

This paper studies how competition and vertical structure jointly determine generating capacities, retail prices, and welfare in the electricity industry. Analyzing a model in which demand is uncertain and retailers must commit to retail prices before they buy electricity in the wholesale...

Persistent link: https://www.econbiz.de/10012023903

The extent of European power markets

Böckers, Veit; Heimeshoff, Ulrich - 2012

This paper analyzes the convergence process of Central-West European wholesale electricity markets from 2004 to the beginning of 2011. Jevon's law of price indifference is scrutinized using price correlation, parametric and nonparametric tests of price-differences and cointegration analysis. As...

Persistent link: https://www.econbiz.de/10009530099

Transparency in electricity markets

Fehr, Nils-Henrik M. von der - 2013

The European Commission is introducing new regulations on submission and publication of data in electricity markets (SPDEM) and on wholesale energy market integrity and transparency (REMIT). I discuss issues relevant for undertaking an evaluation such regulations. I argue that, for market...

Persistent link: https://www.econbiz.de/10009745912