The eased policy on currency trading also appeared to be one of the central bank's first public responses to its expulsion from a global telecommunications network of banks that took effect on Saturday, part of the tightening vise of sanctions.
Economists said the eased exchange rate restriction, which was announced on Sunday, appeared to be a bow to reality.
Some experts estimate that the eased trade restrictions could double the amount of American exports flowing to Russia to $19 billion in five years.
The softly-plucked guitar and the eased restraint of the vocals invite the listener to get close to the speaker and its warm, wispy, radiant sounds.
It was unclear whether the eased prison conditions were related to the presidential elections in Iran last month, in which a moderate cleric, Hassan Rowhani, defeated his more conservative rivals.
But the eased policy creates new risks for Iran's government by raising the likelihood of such a capital flight, as Iran's economic isolation increases because of the sanctions imposed by Western powers in response to its disputed nuclear energy program.
