“…However, after controlling for turnover and number of slow trading days, the reform has no impact on information-based trading. Using a larger sample dataset over the period 1998 to 2001, Hsu et al (2012) document that analysts' forecast accuracy and dispersion improved after both 6 Prior New Zealand disclosure research only focus on voluntary disclosure in interim or annual reports, or earnings-related disclosure or management earnings forecasts (Bradbury, 1992;Hossain et al, 1995;Owusu-Ansah and Yeoh, 2005;Huang et al, 2009;Wong and Wong, 2010;Dunstan et al, 2011). 7 There is little evidence that compliance with the continuous disclosure requirements was effectively enforced by either regulatory authorities or shareholders until the Southcorp case in 2003 (North, 2010).…”