<prompt> Translate the following text to SwahiliINCREMENTAL COST - The increase or decrease in total costs that would result from a decision to increase or decrease output level, to add a service or task, or to change any portion of operations.  <response>: Ongezeko au kupungua kwa gharama za jumla ambazo zitatokana na uamuzi wa kuongeza au kupunguza kiwango cha pato, kuongeza huduma au kazi, au kubadilisha sehemu yoyote ya shughuli. 