<prompt> Translate the following text to EnglishKama ilivyoelezwa katika sehemu ya 3, kuokoa na uwekezaji zaidi inaweza kuongeza uzalishaji wa wafanyakazi na kusababisha ukuaji mkubwa wa kiuchumi.  <response>: As discussed in section 3, higher saving and investment can boost worker productivity and lead to greater economic growth. 