This paper documents the value-relevance of nonfinancial information on the quantity and quality of inventive output for high-tech companies. We find that the number of patents and information on the quality of patents have consistently positive effects on stock prices. Interestingly, this...

Together with the number of patents and the value of Ramp;D expenditures, scientific measures of patent quality give investors a useful basis upon which to judge the economic merit of the firm's inventive and innovative activity. Especially in the case of small cap and relatively low P/E high...

The purpose of this study is to analyze the potential benefits that firms realize from implementing technology specifically aimed at monitoring and assuring the effectiveness of their internal control systems. As asserted by the Committee of Sponsoring Organizations of the Treadway Commission...

We investigate whether investor attention is associated with the pricing (and mispricing) of earnings news where investor attention is measured using social media activity. We find that high levels of investor attention are associated with greater sensitivity of earnings announcement returns to...

The chief information officer (CIO) is responsible for bridging the gap between two critical domains—technology and business, making the CIO's job uniquely different from other executives. As digital technologies become increasingly important to firms' competitive success, boards of directors...

We examine the association between disagreement and trading volume around news events using a novel measure of disagreement that overcomes two challenges Bamber et al. (2011) identify as facing earlier measures. Specifically, we measure disagreement based on heterogenous opinions about firm...

This study focuses on the stock market reaction to denial of service attacks against certain well-known Internet firms in February 2000. Investors appear to have used several heuristics in deciding which firms were 'similar' to those attacked, and thus predicted that they were also likely to be...

This study provides empirical evidence that capital markets participants believe e-commerce activity subjects companies to incremental firm-specific risk. We identify and measure proxies for e-commerce risks using a diverse sample of Internet and other firms. We first investigate investors'...

This study investigates companies' decisions to disseminate financial information at their corporate Internet Web sites. We expect that companies tailor the selection of data items presented at their sites to the relative sophistication of their user base. Based on prior literature, we predict...

We examine the market reaction to a sample of 403 restatement announcements made from 1995 to 1999. We find significantly negative average abnormal returns of about 9 percent over a two-day announcement window. We also document substantial variance in the abnormal returns. Our analysis indicates...