Suppose the real interest rate is 4% and expected inflation is 1% . What is the nominal interest rate? nominal interest rate: % All else equal, if inflation decreases by 0.5% what will happen to the nominal interest rate? The real interest rate will increase by 0.5% . The nominal interest rate will decrease by 0.5% . The real interest rate will decrease by 0.5% . The nominal interest rate will increase by 0.5% . What do economists call the relationship between the nominal interest rate and the inflation rate? shoeleather costs Fisher effect Taylor rule Leontief paradox