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Keywords: 航空
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Journal Articles
Journal of Hospitality and Tourism Technology (2023) 14 (2): 172–187.
Published: 01 February 2023
... 大流行在疫情期间很长一段时间对旅游加密货币和股票市场表现的影响。 研究设计/方法/途径 为 6 种旅行加密货币和纳斯达克证券交易所上市的前 10 大酒店、7 家航空公司和 26 家餐厅股票开发了 GARCH(广义自回归条件异方差)模型。 将事件研究方法应用于新型冠状病毒及其变种 Omicron 的出现。 此外, 还估计了相应资产因此类事件而产生的异常收益。 研究发现 结果表明, 旅游加密货币市场对疫情初期没有反应, 但纳斯达克酒店、餐厅和航空公司股票在美国出现疫情时出现异常负回报。 在美国正式宣布大流行后, 加密货币和旅游股均出现异常负回报, 但股票中的负回报要远高于加密货币...
