HARARE, Sept 13 (Reuters) - Zimbabwe's central bank said onFriday it had raised its overnight borrowing rate from 50% to70%, after a surge in inflation and a steep fall in the domesticcurrency.
Zimbabweans face triple-digit annual inflation as thegovernment has taken steps to relaunch a national currency.
The central bank added, in a monetary policy statement, thatit was introducing dollar-denominated savings bonds to try tostimulate greater saving.(Reporting by Alexander Winning and MacDonald Dzirutwe; Editingby Kevin Liffey)