Currency Rates Retreat Despite Mid-Week Rally

Forex rates in Tehran retreated at the end of trading week on Thursday after gains in the middle of the week. 
The US dollar closed at 264,500 rials in the free market, down 1.8% or 5,000 rials compared with a session before. It had surged above the critical 270,000-rial level in the middle of the week on Monday closing at 272,600 rials. 
Currency rates have been of the descending order over the past two months apparently due to the guarded optimism about the success of talks to revive Iran’s nuclear deal.