Are Stock Markets Driven More by Sentiments than Efficiency?

In this paper, we investigate whether the sentiment contained in text of news items influences a company’s stock price. With the means of sentiment analysis, a quantitative approach for measuring sentiment in text, we derive scores for positive and negative sentiment contained in news. Next, we rela...

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Bibliographic Details
Main Authors: Miroslawa Lasek, Jan Lasek
Format: Article
Language:English
Published: De Gruyter Poland 2016-01-01
Series:Journal of Engineering, Project, and Production Management
Subjects:
Online Access:http://www.ppml.url.tw/EPPM_Journal/volumns/06_01_January_2016/ID_108_06_01_53_62.pdf