<prompt> Translate the following text to SwahiliFor simplicity, we assumed nonfederal saving-saving by households, businesses, and state and local governments-would remain constant as a share of GDP in both fiscal policy simulations.  <response>: Kwa urahisi, tulidhani akiba ya non-federal - akiba ya kaya, biashara, na serikali za jimbo na za mitaa - ingebaki mara kwa mara kama sehemu ya Pato la Taifa katika simulations zote mbili za sera za kifedha. 