<prompt> Translate the following text to SwahiliThe key interaction between the budget and the economy is the effect of the federal deficitsurplus on the amount of national saving available for investment.  <response>: Mwingiliano muhimu kati ya bajeti na uchumi ni athari ya upungufu wa shirikisho au ziada juu ya kiasi cha akiba ya kitaifa inayopatikana kwa uwekezaji. 