... confirm that the interest rate, within the sample, is integratedof order one. Furthermore, it is co-integrated with the policy rate, i∗t. Therefore, the interest rates, it,ismodelledinfirst differences, ... but also the expected interest rate is important for the determination of the interbank rate. The expected interest rate depends basically on two factors, the expectedpolicy rate and the expected ... moves the supply curve at the last day of the RMP. Thisimplies that the interbank rate jumps to the marginal lending rate. Since the interest rate ona giv en day is a function of the expected rate...