<prompt> Translate the following text to SwahiliIn the 1960s, a revisionist school of economic historians proved that limiting wheat exports would have made only a puny dent in the calamity.  <response>: Katika miaka ya 1960, shule ya revisionist ya wanahistoria wa uchumi ilithibitisha kwamba kupunguza mauzo ya nje ya ngano ingekuwa na dondoo dogo tu katika msiba. 