
Energies, Journal Year: 2025, Volume and Issue: 18(10), P. 2448 - 2448
Published: May 10, 2025
Based on the economic and climate policy uncertainty index price data of major carbon emission trading markets from May 2014 to August 2023, this paper uses generalized autoregressive conditional heteroskedasticity mixing sampling (GARCH-MIDAS) model analyze impact market volatility. The results indicate following: (1) volatility in Hubei is influenced by both uncertainties, while Guangdong only affected uncertainty, Shenzhen uncertainty. (2) Before establishment national market, prices were impacted uncertainties. (3) On contrary, after was not above research conclusions are helpful for regulatory agencies policymakers assess future direction pilot provide an empirical basis preventing resolving risks. At same time, proposed GARCH-MIDAS effectively solves inconsistent frequency problem volatility, providing a new perspective study factors affecting
Language: Английский