<prompt> Translate the following text to SwahiliUsing the baseline and post-control equilibria, the model calculates the change in net consumer and producer surplus on a crop-by-crop basis.  <response>: Kutumia usawa wa msingi na baada ya udhibiti, mfano hukadiria mabadiliko katika ziada ya watumiaji wa wauzaji na wazalishaji kwa msingi wa mazao. 