Are pandemics systemically important to modern-day financial markets? This study uses the COVID-19 pandemic as a natural experiment for testing how large-scale pandemics affect the financial markets. Using hand-collected data at the firm level, I find that managers systematically underestimated...

Prior research finds that intraday stock prices move considerably during the discussion period of earnings conference calls. In this study, we explore what features of the manager-analyst dialogue during the discussion drive these price movements. We textually analyze the tone of managers and...

We examine the relation between shareholder activism and voluntary disclosure. An important consequence of voluntary disclosure is less adverse selection in the capital markets. One class of traders that finds less adverse selection unprofitable is activist investors who target mispriced firms...

This study tests whether voluntary disclosure affects stock liquidity. I argue that index funds fit the profile of nonstrategic traders who, according to theory, are unambiguously more likely than managers and strategic investors to prefer high stock liquidity and thus high disclosure. This...

Prior research finds that when investors receive credible bad news about a firm, they revise their valuations of that firm downward. We examine a setting where investors receive bad news about a firm and revise their valuations of that firm upward. Specifically, we find that when activist...

Theory predicts the existence of explicit bilateral contracts between firms and expert shareholders. I assemble and analyze a large-scale data set of these contracts. Using block investments from 1996 to 2018, I find that these contracts involve mainly corporate owners and activist owners, and...

Theories of delegated monitoring predict that when public disclosure is costly, monitoring by a large investor leads management to supply more private information to that investor, and less public disclosure to other similarly aligned investors who free-ride off the monitor. We test this...