Two planes loaded with about one billion dollars are arriving in Iraq, as part of cash shipments that Washington has agreed to resume sending, after a long hiatus since 2022 due to fear of currency smuggling. The step comes with the increase of Iraq's reserves to about 80 billion dollars, and with the government's ambitions to increase the flow of cash dollars, which may contribute to market stability and bring the exchange rate closer to the official one. What is the effect of the return of dollar shipments on the exchange rate in Iraq?