Using a method that avoids the need to specify earnings expectations (Ball and Shivakumar 2008), we demonstrate that the period surrounding the semi-annual announcement of Australian firms’ earnings is, on average, an important source of information. Although there is substantial year-to-year...

Using a method that avoids the need to specify earnings expectations (Ball and Shivakumar 2008), we demonstrate that the period surrounding the semi-annual announcement of Australian firms’ earnings is, on average, an important source of information. Although there is substantial year-to-year...