Financial ties between drug companies and medical researchers are thought to bias results published in medical journals. To enable readers to account for such bias, most medical journals require authors to disclose potential conflicts of interest. For such policies to be effective, conflict...

Manipulative communications touting stocks are common in capital markets around the world. Although the price distortions created by so-called "pump-and-dump" schemes are well known, little is known about the investors in these frauds. By examining 421 "pump-and-dump" schemes between 2002 and...

Financial ties between drug companies and medical researchers are thought to bias studies published in medical journals. To enable readers to account for such bias, most medical journals require authors to disclose potential conflicts of interest. We examine whether disclosure reduces article...

Financial ties between drug companies and medical researchers are thought to bias results published in medical journals. To enable readers to account for such bias, most medical journals require authors to disclose potential conflicts of interest. For such policies to be effective, conflict...

This paper investigates whether the valuation effect of corporate governance depends on the degree of competition in the companies' product markets in a large international sample covering 14 countries from the European Union (EU). Besides providing external validity of previous U.S.-centered...

In this paper, we investigate the relation between firm-level corporate governance and firm value based on a large and previously unused dataset from Governance Metrics International (GMI) comprising 6,663 firm-year observations from 22 developed countries over the period from 2003 to 2007....

This paper investigates the effect of superstar CEOs on their competitors. Exploiting shocks to CEO status due to prestigious media awards, we document a significant positive stock market performance of competitors of superstar CEOs subsequent to the award. The effect is more pronounced for...

We analyze the valuation effect of board industry experience and channels through which industry experience of outside directors affects firm value. We find that firms with more experienced outside directors are valued at a premium compared to firms with less experienced outside directors. We...