<prompt> Translate the following text to EnglishKwa mfano, ziada za serikali huongeza akiba ya kitaifa, wakati mapungufu hupunguza akiba ya kitaifa, na akiba ya juu hufafanua Pato la Taifa.  <response>: Federal surpluses increase national saving while deficits reduce national saving, and higher saving translates into higher GDP. 