But the to and fro unsettles potential investors in the mining and commodity giant.
Oil price soars as Iran, Opec's second-highest producer, halts exports to British and French companies.
Want to stay for free in 134 countries, and have your own local tour guide? Then try couchsurfing. This unorthodox idea was kindled by an article I read about a new website. It is called the Couch Surfing Project and the premise is simple: need a place to stay? Couchsurfing.com will match you with someone who will let you bed down at their place for free.