A collection of eighteen articles have been purposely chosen to demonstrate the development of the original and significant contributions of my research over the period 1990 to 2008. Despite the relatively large number of articles, which cover a range of related issues, there is a surprisingly...

A collection of eighteen articles have been purposely chosen to demonstrate the development of the original and significant contributions of my research over the period 1990 to 2008. Despite the relatively large number of articles, which cover a range of related issues, there is a surprisingly...

ENGLISH ABSTRACT: This research studies the relationship between economic growth and commodity-market volatility in South Africa. The mining industry, largely supported by gold, diamonds, coal, iron ore and platinum-group metals, has played a central role in South Africa's economic development....

Although global changes like political security, depletion of natural resources,energy supply and global warming are affecting all continents; Africa strugglethe most to cope with these changes. This is due to the many historicalimpediments that Africa still has to overcome. Examples of these...