“…According to Devault, Sias, and Starks (2019), sentiment traders shift from safer to more speculative stocks when sentiment increases. Due to herd behaviour, the sentiment-driven noise traders trade in concert, causing trading volumes to increase rapidly, all of which results in increased market volatility (Blasco, Corredor, & Ferrer, 2018;Economou, Hassapis, & Philippas, 2018;Hudson, Yan, & Zhang, 2018). As the incidence of the sentiment traders on the markets increases, mispricing occurs.…”