If the shock that moves inflation at a certain point in time comes from demand forces, our strategy postulates a monetary policy response that brings inflation back, within the range of values that define price stability, to its focal point over a relatively short horizon.
“Short” means here: in line with the minimum time period that monetary policy actions typically take  BIS central bankers’ speeches  7  to transmit their impulse to the real economy. This way, inflation expectations are kept anchored and a stable path of the economy toward the new equilibrium is ensured.