<prompt> Translate the following text to SwahiliThis difference is due to the different interest rates used to discount future cash flows for calculating the subsidy cost and subsidy allowance when the loan is disbursed and for calculating the cost of modification at a later time.  <response>: Tofauti hii ni kutokana na viwango tofauti vya riba kutumika discounting mtiririko wa fedha za baadaye kwa ajili ya kuhesabu gharama ya ruzuku na ruzuku ya ruzuku wakati mkopo ni disbursed na kwa ajili ya kuhesabu gharama ya marekebisho katika wakati baadaye. 