Iran's nuclear quest 'has cost Tehran over $100 billion'

Iran will pursue its nuclear quest although it has reaped few gains from a totem of national pride that has cost it well over $100 billion in lost oil revenue and foreign investment alone, two think tanks said on Wednesday.

http://www.telegraph.co.uk/news/worldnews/middleeast/iran/9968383/Irans-nuclear-quest-has-cost-Tehran-over-100-billion.html