Macrohard is a large software corporation that can obtain a 7.50% pa fixed rate of interest. Outtel is a government owned microchip manufacturing company. Outtel has a capital structure that is currently far less reliant upon debt than that of Macrohard, and subsequently can obtain a lower fixed interset of 6.70% pa. a) If Macrohard can obtain a floating rate loan at BBSW+1.90\%, while Outtel can obtain a floating rate of BBSW+0.60\%, Macrohard has a comparative advantage over Outtel in b) If interest savings are shared equally, how much can Macrohard save on interest payments per annum by entering a swap agreement with Outtel? Give your answer as a percentage per annum to two decimal places. Saving = % pa