We examine how investor attention changes when a firm adopts a modern news dissemination technology. We find that after continental European firms begin using an English-language electronic wire service to disseminate company news, they exhibit a stronger initial reaction to earnings surprises,...

We study a dynamic voluntary disclosure setting where the manager's information and the firm's value evolve over time. The manager is not limited in her disclosure opportunities but disclosure is costly. The results show that the manager discloses even if this leads to a price decrease in the...

We find that an increase in the ``unusualness'' of news with negative sentiment predicts an increase in stock market volatility. Similarly, unusual positive news forecasts lower volatility. Our analysis is based on more than 360,000 articles on 50 large financial companies, published in...

Quarterly earnings conference calls convey fundamental information, as well as manager and analyst opinion about the firm. We examine how market uncertainty regarding firm valuation is affected by conference call tones. Using textual analysis of all publicly available earnings calls (2002-2012)...

This study investigates whether financial data providers serve as information intermediaries in capital markets. To this end, I examine whether the timeliness of earnings information disseminated by First Call (Thomson Reuters) affects the market's reaction to earnings announcements. I document...

The wisdom of crowds suggests that groups reach more informed decisions when its members are more diversely informed because, collectively, they have more information which complements the group's assessments and decisions. I examine whether the response to earnings news is more complete and...

This paper develops a new framework to study investor attention in real time at high frequency. Using information retrieval approach, we construct a proxy for attention from the Twitter messages of financial experts, hedge funds and portfolio managers around the release of unscheduled news...

Revisions of consensus forecasts of macroeconomic variables positively predict announcement day forecast errors, whereas stock market returns on forecast revision days negatively predict announcement day returns. A dynamic noisy rational expectations model with periodic macroeconomic...

We investigate whether increased investor demand for financial information arising from higher market uncertainty leads to greater media coverage of earnings announcements. We also investigate whether greater coverage during times of higher uncertainty further destabilizes financial markets...

Does mobile internet distract “connected investors” from participating in financial markets? We examine this limited attention hypothesis using exogenous outages of the Blackberry Internet Service (BIS). We find that trading volume and trading frequency surge by 6% on days when BIS...