<prompt> Translate the following text to SwahiliBut while the WTO clearly has the authority to rule in tariff cases and quota cases, it doesnt seem to have authority over cases involving more subtle restraints on trade, primarily those created by arrangements between companies rather than by governments.  <response>: Lakini wakati WTO ina mamlaka ya kuamua katika kesi za ushuru na kesi za kiwango, haionekani kuwa na mamlaka juu ya kesi zinazohusisha vizuizi vya biashara, hasa zile zilizoundwa na makubaliano kati ya makampuni badala ya serikali. 