<prompt> Translate the following text to EnglishIli kufikia lengo hilo, bodi lazima iongeze au ipunguze viwango vya riba ili kuleta akiba na uwekezaji kwa kiwango hicho cha lengo la ukosefu wa kazi ya kuajiriwa sawa.  <response>: To accomplish this, the board must raise or lower interest rates to bring savings and investment at that target unemployment rate in line with each other. 