We examine an effect of Regulation Fair Disclosure (Reg FD) on voluntary public managerial guidance information quality. Results suggest that the information quality of public guidance has not deteriorated after RegFD. We also examine separately the effect of Reg FD on information efficiency...

Prior research shows that easily discernable patterns in earnings -- strings of earnings increases (decreases) and breaks in such strings -- affect investors' long-term valuation of stocks. We examine short-term market reaction before, during, and after earnings announcements to formally test...

The increased government efforts to pursue insider trading charges against Galleon Group and the subsequent increase in penalties for violating insider trading laws can deter managers from leaking information and deter investors from capitalizing on leaked information before earnings guidance...

We find that information leakages prior to public guidance issued by company management exist even after Regulation FD, and are more pronounced when characteristics of the firm, the guidance, or the industry reflect higher levels of information asymmetry. Since public guidance is only partially...