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管理學院
管理研究所
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73887
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search.filters.author.Lu, Jian-Zhang
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search.filters.author.盧建彰
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search.filters.subject.Gub
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search.filters.subject.Analyst Coverage
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search.filters.subject.Gub's Investment Experts
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search.filters.subject.Long-term Earnings Forecasts
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search.filters.subject.分析師追蹤
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股吧投資專家對分析師追蹤影響之探究
(
2021
)
盧建彰
;
Lu, Jian-Zhang
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在中國,機構投資人與許多個別投資者投資前會閱讀分析師的研究報告。近年來網路的快速發展,眾多網路投資專家於股吧上發表投資看法。因為投資人可從股吧獲得資訊,分析師產生競爭壓力。本研究以2017年至2019年在深圳交易所與上海交易所發行A股之上市公司為樣本,檢視具有影響力投資專家於股吧發表意見,中國分析師是否會傾向加入股吧投資專家追蹤的公司。此外,本研究目的係檢視具有影響力股吧專家於股吧發表意見後,追蹤該公司分析師發佈長期盈餘預測次數有否改變。實證結果顯示,相較於缺乏有影響力股吧專家發表意見的公司,有影響力股吧專家發表意見的公司,其新加入分析師追蹤數顯著較低。實證結果亦顯示,僅在2019年,有影響力股吧專家於股吧發表意見後,分析師發佈長期盈餘預測次數會顯著增加。
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