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tou zi zhe wang luo guan zhu du yu gu shi bian hua jian guan xi de shi zheng jian yan
Author(s): 
Pages: 109-113
Year: Issue:  5
Journal: Finance and Accounting Monthly

Keyword:  投资者网络关注度短期收益成交量换手率;
Abstract: 投资者对于信息的关注度会对收益率产生影响,随着时间的推移其所产生的影响逐渐消失,而短期超额收益的增长又会对其他投资者产生吸引直接导致股票需求量的上涨,进而实现对股价的有效助推,但中短期的股价上涨最终会随着超额收益的减少而消失。越受到投资者关注的股票越可能产生高的成交量,但这种由关注度助推的成交量上涨最终将随着时间的推移而回落;不仅如此,越受到投资者关注的股票其换手率也会越高,只是这种基于关注度的换手率上涨也同样会随着时间的推移而回落。
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