sentences: the board directors decided unanimously to keep the discount rate, the rate on  refinancing  of  secured  loans,  and  the  rate  on  temporary  accommodations  unchanged at 2, 2.375, and 4.25, respectively, to adjust the selective credit  control  measures,  and  to  raise  the  reserve  requirement  ratios  on  nt  dollar  deposits by 0.25 percentage points