REUTERS The National Bank of Ukraine (NBU) on Wednesday evening set the official forex rate at UAH 23.98 to the dollar for November 28, keeping the rate almost at the level reported yesterday, November 27. The Central Bank set the following official exchange rates of the hryvnia against key foreign currencies for Thursday, November 28: US$100 costs UAH 2,398.4391 (UAH 2,398.2702 as of November 27); EUR 100 costs UAH 2,640.4416 (UAH 2,642.8938 as of November 27). Read alsoMoody&#39;s upgrades rating outlook on Ukraine to positive As UNIAN reported earlier, the previous four-year high was set on November 25, when the official forex rate of the hryvnia against the U.S. dollar was UAH 24.05. The official forex rate against the euro for Thursday is UAH 26.40 per euro. Trade on Ukraine&#39;s interbank forex market on Wednesday, November 27, closed at UAH 23.99 24.01 per U.S. dollar, while the hryvnia quotations to the euro were at UAH 26.41 26.43.