Using combinations of accounting and stock market performance measures, we advance a comprehensive multidimensional framework for modelling management performance. This framework proposes “poor” management, “myopia”, “hyperopia” and “efficient” management, as four distinct...

While takeover targets earn significant abnormal returns, studies tend to find no abnormal returns from investing in predicted takeover targets. In this study, we show that the difficulty of correctly identifying targets ex ante does not fully explain the below-expected returns to target...

Purpose – The purpose of this paper is to investigate and compare the weak-form efficiency of a set of 24 African continent-wide stock price indices and those of eight individual African national stock price indices. Design/methodology/approach – Variance-ratio tests based on ranks and signs...

Purpose – The purpose of this paper is to investigate as to whether post-Apartheid South African (SA) listed corporations voluntarily comply with and disclose recommended good corporate governance (CG) practices and, if so, the major factors that influence such voluntary CG disclosure...

This study empirically re-examines the weak form efficient markets hypothesis of the Ghana Stock Market using a new robust non-parametric variance-ratios test in addition to its parametric alternative. The main finding is that stock returns are conclusively not efficient in the weak form,...