<prompt> Translate the following text to SwahiliAlthough unified budget surpluses increase national saving available for private investment, increasing federal spending on infrastructure, if properly designed and administered, can be another way to increase national saving and investment.  <response>: Ingawa ziada za bajeti za umoja huongeza akiba ya kitaifa inayopatikana kwa uwekezaji wa kibinafsi, kuongeza matumizi ya shirikisho kwenye miundombinu, ikiwa imeundwa na kusimamiwa vizuri, inaweza kuwa njia nyingine ya kuongeza akiba ya kitaifa na uwekezaji. 