Emissions Trading Systems and Market Dynamics
Summary
Emissions Trading Systems (ETSs) represent a cornerstone of contemporary climate policy, employing market mechanisms to place a cap on total greenhouse‐gas emissions while allowing regulated entities to trade emission allowances. By setting a predictable ceiling and creating a price signal, ETSs encourage firms to innovate and invest in low-carbon technologies, optimising abatement at least cost. Market dynamics within ETSs are shaped by cap design, allocation methods, banking and borrowing provisions, and interactions with complementary policies such as carbon taxes and sector-specific regulations. Price volatility arises from shifting demand for allowances, regulatory revisions, economic cycles and linkage with other carbon markets. The risk of carbon leakage—where emissions-intensive activities relocate to unregulated jurisdictions—has driven refinements in allocation rules and the introduction of border adjustment mechanisms. Advances in monitoring, reporting and verification have bolstered market confidence, while revenue recycling from allowance auctions supports innovation incentives, just transition measures and broader fiscal objectives. Linkage between regional and national ETSs offers prospects for enhanced liquidity and more uniform price discovery, underscoring the global significance of robust market design and governance in driving cost-effective decarbonisation.
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Emissions Trading Systems and Market Dynamics publication trend
The graph below shows the total number of articles in emissions trading systems and market dynamics across all publications each year (not limited to Nature Index journals).
Technical terms
Emissions Trading System (ETS): A market-based regulatory mechanism that sets an aggregate cap on greenhouse-gas emissions and allocates tradable emissions allowances to participants.
Carbon leakage: The unintended relocation of emissions-intensive production to jurisdictions with less stringent or no carbon constraints, potentially undermining global mitigation efforts.
Cap-and-trade: A policy framework combining a fixed emissions cap with the trading of emission allowances to ensure cost-effective compliance.
Carbon intensity: The ratio of carbon dioxide emissions to a unit of economic output, energy use or product, used to assess efficiency and leakage risk.
References
- Trade flows, carbon leakage, and the EU Emissions Trading System. Energy Economics (2024).
- Does Pricing Carbon Mitigate Climate Change? Firm-Level Evidence from the European Union Emissions Trading System. The Review of Economic Studies (2024).
- The joint impact of the European Union emissions trading system on carbon emissions and economic performance. Journal of Environmental Economics and Management (2023).
- Indirect cost compensation under the EU ETS: A firm-level analysis. Energy Policy (2022).
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