<prompt> Translate the following text to EnglishKuanzia miaka ya 1970 hadi katikati ya miaka ya 1990, mapungufu ya serikali ya shirikisho yalitumia sehemu kubwa ya akiba ya kibinafsi iliyokuwa ikizidi kupungua na kupunguza kiasi cha akiba ya kitaifa iliyopatikana kwa uwekezaji.  <response>: From the 1970s through the mid 1990s, federal deficits consumed a large share of increasingly scarce private saving and reduced the amount of national saving available for investment. 