| 摘要 |
<p>A method for operating a revolving credit system utilizing a tiered interest rate structure performed on a computer comprising the steps of:
providing a system for storing information pertaining to a credit customers account, calculating applied interest and finance charges and displaying the status of said account (18);
storing a value of an outstanding balance of said account;
storing an amount of a transaction pertaining to said account;
calculating an interim outstanding balance by adjusting said outstanding balance by said transaction amount (22)
calculating a percentage of reduction of said outstanding balance corresponding to said transaction amount;
matching said percentage of outstanding balance reduction to a table of stored percentages, each of said stored percentages corresponding to a selected interest rate, to determine an applied interest rate from said selected interest rates (34);
calculating a finance charge from said applied interest rate (36);
adding said finance charge to said interim outstanding balance to get a new outstanding balance, and storing said new outstanding balance (38);
displaying said new outstanding balance for said account (42); and
thereby enabling finance charge calculation from the table of stored percentages and interest rates to be applied to a plurality of customers.</p> |
