volatility. Finally, we show that trading volume will be higher when textual sentiment is unusually high or low and when there …

speculative bubbles and/or noise trading behavior. Our empirical findings for the US stock market covering the 1871:1 - 2000 …

The arrival of new, unfamiliar, investment opportunities is often associated with "exuberant" movements in asset prices … signals about the profitability of the new investment opportunities, and vice versa. In this paper, we study how such …. -- mispricing ; heterogeneous information ; information-driven complementarities ; volatility ; inefficiency, beauty contests …