Market Dynamics and Competition in Electricity Markets
Summary
Electricity markets are undergoing profound transformations driven by technological innovation, policy reform and the integration of renewable energy. At their core lies the interplay between market dynamics—such as supply and demand fluctuations, network constraints and price formation—and competition among generation, transmission and retail participants. Liberalisation and unbundling have introduced new entry opportunities but also exposed markets to concentrated ownership and strategic bidding. The rapid growth of low-marginal-cost renewables has shifted dispatch order, leading to price volatility and cannibalisation effects that challenge traditional market designs. Simultaneously, advanced network modelling and market-clearing algorithms must reconcile incomplete information on generation costs, grid stability requirements and environmental objectives. Researchers now focus on incentive-based clearing mechanisms, the mitigation of market power and the role of forward and ancillary service markets in securing both efficiency and reliability. The global significance of these developments is manifest in efforts to ensure affordable electricity, reduce emissions and adapt regulatory frameworks. Practical applications span from novel auction designs that discourage tacit collusion to system-wide simulations that optimise generator mixes under transmission constraints. A holistic understanding of these interlinked factors is essential for policymakers, regulators and industry stakeholders striving to foster competitive, sustainable electricity markets worldwide.
Research from Nature Portfolio
No recent Nature Portfolio content available.
Market Dynamics and Competition in Electricity Markets publication trend
The graph below shows the total number of articles in market dynamics and competition in electricity markets across all publications each year (not limited to Nature Index journals).
Technical terms
Market power: The ability of a firm or group of firms to influence market prices above competitive levels.
Marginal cost: The cost incurred to produce one additional unit of electricity.
Merit-order effect: The reduction in market prices that occurs when low-marginal-cost generation is prioritised in dispatch.
Market clearing mechanism: A process or algorithm that matches supply and demand to determine prices and dispatch schedules in electricity markets.
Herfindahl–Hirschman Index (HHI): A common measure of market concentration calculated as the sum of the squares of individual firms’ market shares.
References
- A pricing mechanism to jointly mitigate market power and environmental externalities in electricity markets. Energy Economics (2023).
- Bidding zero? An analysis of solar power plants’ price bids in the electricity day-ahead market. Applied Energy (2024).
- Structural Market Power in the Presence of Renewable Energy Sources. Electronics (2024).
Turn complex research questions into confident strategic decisions
When you're under pressure to set direction, justify investment, or understand your competitive position, you need more than raw data — you need trusted insights you can act on.
Benchmark your performance against global peers using robust, methodologically sound analysis.
Combine quantitative metrics with qualitative expert insight to uncover strengths, gaps and emerging opportunities.
Gain tailored, decision-ready recommendations aligned to your strategic priorities.
Talk to us to learn more about our data dashboards and bespoke strategy reports.
Grow research skills, confidence and careers with training built for every stage of the research lifecycle.
Developed with Nature Portfolio journal Editors and internationally renowned experts. Discover three ways to learn:
Self-paced, online courses in convenient bite-sized units, covering key skills across scientific writing, publishing, grant writing, data analysis, and more.
Expert trainer-led workshops with hands-on exercises and real-time feedback across core research skills, delivered via interactive group sessions.
Editor-led workshops combining core principles in writing and publishing, personalised 1:1 feedback from Nature Portfolio Editors and hands-on exercises.
Explore course catalogues and workshop agendas, enquire about the options or request institutional pricing.