South Africa also suffered a sovereign debt rating downgrade
from Moody's last month as the economy comes under pressure
from energy shortages, unrest at platinum mines and a
soaring budget
deficit.
«We found it can
soar to 81 percent if additional features are present, like a family history of psychotic illness, odd or weird thoughts, and severe social
deficits, such as having no friends or withdrawing
from contact with others,» he says.