Posts tagged "Social Media"

All posts tagged with "Social Media" in reverse chronological order.

Social Media Sentiment and Market Behavior

This paper examines the impact of investor sentiment and geography on stock returns. We measure investor sentiment and location using direct measures derived from Twitter posts. We find Twitter sentiment is among important factors that can have an impact on stock returns. Negative tweets have a larger impact than positive tweets. The direct effect of sentiment on daily returns is an economically significant 0.036 and 0.078% for positive and negative sentiment, respectively. Our results support the Hirshleifer (J Finance 56(4):1533–1597, 2001) premise that both risk and misvaluation are important to asset pricing.

2019-06-15 14 min read

Publication, Finance, Social Media, Sentiment Analysis, Market Behavior

The Effect of Social Media and Gender on the Stock Market

Using a unique sample of Twitter posts, also called tweets, we examine the impact of social media on the return, volume, and volatility of the stock market using word list and algorithmic content analysis. We show market returns may be predicted using confidence and sentiment levels. Volume is best predicted by confidence. Volatility is most related to sentiment. We examine one dimension of Twitter user characteristics, namely gender. Our results show that men are more confident and less optimistic than women when they communicate about stocks. We find differences in the ability of communications by men and women to predict market returns, volume, and volatility.

2016-03-10 15 min read

Publication, Finance, Social Media, Gender, Behavioral Finance