This paper takes a sample of Australian listed equities of companies which changed their name in the period 1/1/1990 to 31/12/1994. This sample known as the tota sample group. Two other samples were also formed based on whether the name change was major or minor, and whether at the time or...

The estimation of systematic risk (or 'beta') in central to the implementation of the Capital Asset Pricing Model and the market model for both researchers and practioners. It is well known that a variety of beta estimates can result for the one stock dependeng on various factors such as the...