投资者情绪对股票收益率的影响研究——基于对东方财富网顺丰控股评论的分析
Study on the Impact of Investor Sentiment on Stock Yields—Based on the Analysis of the Comments of the Oriental Fortune Network SF Holding

股市作为我国投资的重要场所，其被认作反映我国经济状况的晴雨表，股权收益的波动也能反映出行业或企业间对于该股票所属公司的资金运营情况和整个市场的看法。与此同时，就投资主体而言，参与到股票市场的投资者数量越来越多，中国投资者中散户所占比例较高。随着移动互联网的发展，越来越多股民通过网络股吧来交流观点、反映自己的情绪。所以股民情绪与股权收益的关系至关重要，因此，本文选用东方财富顺丰控股股吧中的帖子信息来构建投资者情绪指数，用Python网络爬虫爬取了东方财富网顺丰控股股吧2021年8月2日~2023年10月30日共1,917,526条帖子信息作为研究样本进行情绪分析，探究顺丰控股投资者情绪对其股票收益率的影响。最终得出结论：投资者情绪对顺丰控股股票收益率存在正向影响。
The stock market, as an important place for China’s investment, is regarded as a barometer of the situation of China’s economic situation. The fluctuation of stock price can also reflect the views of the capital operation of the company and the whole market. At the same time, in terms of investors, more investors involved in the stock market are increasing, with retail investors accounting for a higher proportion of Chinese investors. With the development of the mobile Internet, more and more investors will exchange their views and reflect their emotions through the network stock bars. So people sentiment and the relationship between stock price is crucial, therefore, this paper selects the Oriental wealth holding shares in post information to build investor sentiment index, with Python network crawler climbed the Oriental wealth network holding shares on August 2, 2021~2023 October 30, 1,917,526 post information as research sample sentiment analysis, explore the influence of abundant holding investor sentiment on its stock yield. The conclusion is that investor sentiment has a positive impact on the yield of SF Holdings.