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arXiv 2402.04828econ.EMstat.AP
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是什么驱动了欧洲碳市场?宏观经济因素与预测

Forecasting the Price of Carbon with Macroeconomic and Financial variables

University of Milan(米兰大学);Fondazione Eni Enrico Mattei (FEEM)(埃尼·恩里科·马泰伊基金会);Study Center Gerzensee, Foundation of the Swiss National Bank(瑞士国家银行格尔岑塞研究中心);ClearBlue Markets

Andrea Bastianin, Elisabetta Mirto, Yan Qin, Luca Rossini

AI总结:

本文研究欧盟碳市场月度实际价格的点预测、变动方向预测和密度预测,提出增强型贝叶斯向量自回归模型并引入因子,显著提升了预测准确性,并构建了市场监测工具。

摘要:

为碳定价——通过税收或发展碳市场——是实现2050年净零排放目标的广泛使用的政策措施。本文致力于解决在欧盟排放交易体系(EU ETS)内,对碳的月度实际价格进行点预测、变动方向预测和密度预测的问题。我们旨在揭示供需两侧的驱动力,这些力量有助于提高模型在短期和中期范围内的预测准确性。我们展示了一个简单的贝叶斯向量自回归(BVAR)模型,通过增加一个或两个因子来捕捉影响碳价格的一组预测变量,在包括调查预期和数据提供商提供的预测在内的广泛基准预测中,提供了显著的准确性提升。我们将研究扩展到经核实的排放量,并证明在这种情况下,添加随机波动性可以进一步提高单因子BVAR模型的预测性能。我们依赖排放和价格预测来构建市场监测工具,以追踪EU ETS市场中的需求和价格压力。我们的结果对有兴趣监测碳市场动态的政策制定者和市场从业者具有参考意义。

英文摘要:

We tackle the issue of producing point, sign, and density forecasts for the monthly real price of carbon in the European Union Emissions Trading System (EU ETS). We show that Bayesian Vector Autoregressive (BVAR) models augmented with factors based on macroeconomic and financial variables yield improvements in point and density forecasting performance, with the largest point-forecast gains emerging at intermediate and longer horizons. In particular, the one-factor BVAR model provides lowest values at six and nine months ahead, while the baseline BVAR performs best at the one-year horizon. By contrast, a large BVAR including all predictors individually does not improve point forecast accuracy, supporting the use of parsimonious model specifications. Simple forecast pooling delivers modest gains from medium horizons onward, but does not mitigate the time variation in relative forecast performance. We also provide a qualitative comparison of model-based forecasts with survey expectations and forecasts released by data providers, which further highlights that relative forecast performance varies over time. Moreover, we consider verified emissions and show that stochastic volatility improves point forecasts, with reductions of about 6.5 to 7.1% at the one-year horizon. Lastly, we use model-based forecasts to construct market monitoring tools that track demand and price pressure in the EU ETS.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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