The nation's natural resources have made it into a comparatively prosperous nation in the African economy.
Conflicts are costing African economies an average of $18bn a year.
One issue has to do with arrangements for the South African economy.
Several African economies are among the world's fasted growing as of 2011.
It was the fastest-growing non-oil-dependent African economy in the years 2007 and 2008.
Today, many African economies suffer from the legacy of colonialism.
One further reason for American companies to leave is the South African economy itself.
The South African economy has long been dependent on minerals, especially gold.
And he said that it was bullish on the South African economy.
A sharp rise in the gold price, therefore, has a dramatic effect on the South African economy.