International records / OpenAlex research
Test of the Semi-Strong Efficiency Theory in the Nigerian Stock Market: An Empirical Analysis
This study investigates the semi- strong efficiency theory in the Nigerian stock market. The study used daily returns from the Nigerian stock market over the period of January 1, 2005, to December 31, 2013, of which about 80 companies that retained their quoting status were used as the sample for the study. A modified transfer function approach was built to show a cause and effect relationship between the output index represented by the All-Share Index of the Nigerian Stock Exchange and the input series represented by the computed index of the selected securities in the Nigerian stock market. …
