Previous studies have found that the proportion of equity in total new debt and equity issues is negatively correlated with future equity market returns. Researchers have interpreted this finding as evidence that corporate managers are able to predict the systematic component of their stock...

Both market timing and investment-based theories of corporate financing predict under-performance after firms raise capital, but only market timing predicts that the composition of financing (equity compared with debt) should also forecast returns. In cross-sectional tests, we find that the...

Aggregate idiosyncratic volatility spiked nearly fivefold during the Internet boom of the late 1990s, dwarfing in magnitude a moderately increasing trend. While some researchers argue that this rise in idiosyncratic risk was the result of changes in the characteristics of public firms, others...