We examine the causal effects of terrorism on inventor productivity and mobility. During the five-year window after terrorist attacks, inventors close to the strikes are more likely to move to distant companies. While the inventors that continue working for firms near the attacks exhibit a...

We study earnings surprises disclosed hours before M&A announcements in which both merging firms operate in the same 1-digit SIC as the earnings-releasing firms. These surprises correlate with the acquirers’ M&A announcement return. Consistent with behavioral theory, one week after the M&A...

Firms with busy boards, those in which a majority of outside directors hold three or more directorships, are associated with weak corporate governance. These firms exhibit lower market-to-book ratios, weaker profitability, and lower sensitivity of CEO turnover to firm performance. Independent...

We examine the characteristics of firms that adopt stock-option plans for outside directors using a sample of 2,088 firm-year observations of Fortune 1000 firms from 1997-1999. Using fixed-effects models that account for self-selectivity bias, we find that firms with outside director option...

In this paper we show that when bidders are in the Samp;P 500 Index, risk arbitrage portfolio returns are 85 percent larger than when they are not. We also show that acquisitions by Samp;P 500 buyers are more likely to be completed, and take less time to complete, than are deals by different...

The redesign of a Web presence can be classified as both an IT investment and an e-commerce initiative. Although the empirical literature provides evidence that financial markets are sensitive to e-commerce announcements, it is still unknown what types of announcements affect the value of firms....