HANOI, Oct 20 (Reuters) - Vietnam's central bank said on Monday it was cutting the refinancing rate at which it lends to commercial banks to 14 percent from 15 percent, and the discount rate to 12 percent from 13 percent, effective Tuesday. Loan officers at a bank or a credit union are employees working to sell and process mortgages and loans for mortgage customers or home buyers like you. Their loan types and mortgage products have several varieties but they all come from one specific originator, their employers.