CIA PREDICTS STABILITY OF HARDLINE REGIME IN IRAN
Go
here. Of, course, these are the same guys who said Iran did not have a nuclear program either for much of the 1990's.
The Khameini-Rafsanjani Hardliners, in my view, will only stabilize their control if they can deliver economic growth - something their ideology and mania for control mitigate against. Widespread unpopularity and unemployment are an explosive combination for any regime.