Interoperability describes the ability of systems to share services and resources with other systems. It is used in many fields - in the law, in communications and payments systems, in healthcare systems and in military alliances, to name a few - and describes a large number of characteristics...

Insider trading has been a topical Issue in recent times. While the debate regarding insider trading usually extends to economic and ethical arguments in favour of or against the practice, in this article we attempt to ascertain the causes of the practice. The origins of insider trading are...

The Monday effect is an anomaly that has defied explanation. It has been found to be present in major stock exchanges around the world. Bhana found evidence in favour of this anomaly in the share returns on the Johannesburg Stock Exchange (JSE). In this article the Monday effect on the JSE is...

In this article we consider the use of debt by South African firms. There are two possible uses of debt: firstly, it is a method of raising finance and secondly, a method of corporate governance. Within the South African corporate environment it is not clear whether firms would use debt for both...

Innovation is sometimes perceived as a linear and sequential process, and at other times as multidimensional. Based on the common thread of 'awareness' that grounds many theories on innovation, we analyze the idea that a flexible informational awareness accounts for both perceptions within the...