The nominal interest rate will rise by 3%.
Nominal interest rate is the sum of real interest rate and inflation rate. Real interest rate is interest rate that has been adjusted for inflation. Inflation is the persistent rise in general price levels.
Nominal interest rate in year 2 = real interest rate + inflation rate
6% + 3% = 9%
Nominal interest rate in year 1 = 6%
Change in nominal interest rate = 9% - 6% = 3%
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