<prompt> Translate the following text to SwahiliTo isolate the effect of changes in saving on growth, we varied the saving rate while using the same assumptions for the growth in the labor force and total factor productivity.  <response>: Ili kutenganisha athari za mabadiliko katika kuokoa juu ya ukuaji, tulibadilisha kiwango cha kuokoa wakati tukitumia dhana sawa kwa ukuaji wa nguvu za kazi na uzalishaji wa jumla wa sababu. 