This paper aims to study the issue of the inventory control for perishable agricultural products under inflation and delay in payment by applying the method of control theory and system optimization.

The optimal replenishment with permissible delay in payment(DIP) and varying demand rate under temporary price discounts is considered in the paper.

Payment rule that payment is permitted only when order quantity is larger than a specific value was extended from past threshold-value style to the period of delay in payment that is a stepwise function of order quantity.

Optimal inventory decision under delay in payments considering duopolistic retailers different competitive behaviors;

An Inventory Model for Single Manufacture and Multiple Retailers under Delay in Payments;

Stackelberg Inventory Model under Delay in Payments;

After classifying project cost is advised according to their payment lags and considering the delaying of the client s payment,the project cash flow dynamic forecasting model is made.

Under this mechanism, it provides the supports to the working capitals, training on management and biogas technologies for the energy service companies, and gives the deferred payment service to farmers, and new credits business for the bank.

The Research on the Permissible Delay in Payments and Risk Control Strategy in Supply Chain under Making to Order Production Mode

In supply chain management,suppliers usually provide permissible delay in payments to stimulate the retailers in order to increase the profits of the whole supply chain.