<prompt> Translate the following text to SwahiliThe burden that the restrictive USO imposes on a post is the increase in its unit costs resulting from cream skimming under liberalization caused by the requirements of uniform pricing and levels of service.  <response>: Mzigo ambao UBS ya kizuizi inaweka juu ya nafasi ni ongezeko la gharama zake za kitengo zinazotokana na cream skimming chini ya uhuru unaosababishwa na mahitaji ya bei ya kawaida na viwango vya huduma. 