| 摘要 |
<P>PROBLEM TO BE SOLVED: To calculate a guarantee charge on the basis of the total construction cost of a building, the attribute of a customer applying to lease, and a portfolio of all existing lease customers. <P>SOLUTION: A housing maker 1 calculates the total construction cost on the basis of a housing plan, and transmits the total construction cost to a loan guarantee company 3. The loan guarantee company 3 calculates the guarantee charge related to rent payment on the basis of the total construction cost and the portfolio of all lease customers, and calculates and examines the lease charge including the guarantee charge. When a loan contract is ended, a new customer is added to the portfolio. The loan guarantee company 3 gives a rent payment guarantee and residual value guarantee to a bank 4 when the loan contract is established, and performs the guarantee deposit, payment or investment corresponding to a prescribed ratio of the total construction cost of the building related to the lease to the customer to the housing maker 2. <P>COPYRIGHT: (C)2003,JPO |
