<prompt> Translate the following text to SwahiliLastly, some of the increased market value of households stock holdings may stem from the use of businesses retained earnings for investment, which is already reflected in NIPA saving and investment.  <response>: Mwishowe, baadhi ya kuongezeka kwa thamani ya soko ya hisa za kaya inaweza kutokea kutokana na matumizi ya faida ya biashara ya kuhifadhiwa kwa uwekezaji, ambayo tayari inaonyeshwa katika akiba ya NIA na uwekezaji. 