<prompt> Translate the following text to EnglishKama ilivyoelezwa katika sehemu ya 3, taifa linaweza kutumia baadhi ya akiba yake kuwekeza nje ya nchi na pia inaweza kukopa kutoka nje ya nchi kufadhili uwekezaji wa ndani.  <response>: As discussed in section 3, a nation can use some of its saving to invest abroad and can also borrow from abroad to finance domestic investment. 