... policy rate smoothing or policy inertia. In investigating policy inertia under var-ious degrees of loan rate stickiness, we have to explicitly distinguishbetween policy inertia and intrinsic inertia. ... that,especially in the euro area, shifts in money-market rates, includingthe policy rate, are not completely passed through to retail lend-ing rates.2Naturally, since loan rates are determined by ... respectively.6.2 Policy Rate Smoothing and the Degree of Interest Rate Pass- Through Before investigating optimal policy, it should be pointed out thatthe degree of interest rate pass- through is heavily dependent...