Using comprehensive timestamp data on earnings announcements collected from newswires, we show that earnings news announced within trading hours results in approximately 50% smaller immediate reaction compared to similar earnings announced outside trading hours. Negative news tends to be...

We investigate how board overlap affects coordination and performance among public firms. Our identification exploits the staggered introduction of Corporate OpportunityWaivers (COWs) in nine U.S. states since 2000. By reducing legal risk to directors serving on multiple boards, the COW...

The staggered introduction of Corporate Opportunity Waivers (COWs) in nine US states since 2000 reduced legal risk to directors serving on multiple boards and increased intra-industry board overlap in firms characterized by intensive R&D activity. More board overlap results in a higher return on...

We use the Sarbanes Oxley Act (SOX) as a quasi-natural experiment to examine the link between product market competition and internal governance mechanisms. Consistent with notion that competition plays an important role in aligning incentives within the firm, SOX led to a larger improvement in...

Using a new dataset of corporate voting-rights from 1971 to 2015, we find that young dual-class firms trade at a premium and operate at least as efficiently as young single-class firms. As dual-class firms mature, their valuation declines, and they become less efficient in their margins,...