<prompt> Translate the following text to EnglishViwango vya chini vya riba hupunguza faida ya akiba na kuongeza thamani ya soko ya mali za kifedha zilizopo zilizotolewa wakati viwango vilikuwa vya juu.  <response>: Lower interest rates both reduce the return on saving and increase the market value of existing financial assets issued when rates were higher. 