<prompt> Translate the following text to SwahiliTo study the effect of these variables on electricity prices and markets, ICF developed a macro-driven spreadsheet program termed the technology retrofit and updating model.  <response>: Ili kuchunguza athari za vigezo hivi kwenye bei za umeme na masoko, ICF iliendeleza programu ya spreadsheet inayoendeshwa na macro inayoitwa teknolojia ya kurekebisha na kusasisha. 