<prompt> Translate the following text to EnglishMabadiliko yoyote katika thamani ya dola ya kudumu, kwa hiyo, ingekuwa kuonyesha tu mabadiliko katika kiasi halisi cha bidhaa na huduma, si mabadiliko katika kiwango cha bei.  <response>: Any changes in such constant dollar values would therefore reflect only changes in the real volume of goods and services, not changes in the price level. 