A longstanding literature suggests that earnings provide the market with relevant information about firm performance, but one often overlooked benefit is their role in disciplining market expectations. This study examines the role of earnings announcements in constraining potential mispricing...

Inadequate sleep is a public health epidemic in the U.S., and poor sleep habits are especially common among professional investors. Neuroscience research finds that sleep disruption inhibits information processing by impairing higher-order cognitive functions. Using Daylight Saving Time (DST)...

The vast majority of U.S. public firms announce earnings in the post-close (between the closing bell and midnight, or PC) or the pre-open (between midnight and the opening bell, or PO). Prior literature generally treats PC and PO announcements as equivalent when measuring the market reaction to...