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Identifying price bubbles in the US, European and Asian natural gas market : evidence from a GSADF test approach
Li, Yan; Chevallier, Julien; Wei, Yigang; Li, Jing - In: Energy economics 87 (2020), pp. 1-9
Persistent link: https://www.econbiz.de/10012512369
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Multiple price bubbles in global major emission trading schemes : evidence from European Union, New Zealand, South Korea and China
Wei, Yigang; Li, Yan; Wang, Zhicheng - In: Energy economics 113 (2022), pp. 1-11
Persistent link: https://www.econbiz.de/10013540593