In practice, in order to reduce default risks with credit-risk customers, a seller (e.g., a manufacturer or a retailer) frequently requests its credit-risk customers to pay a fraction of the purchase amount at the time of placing an order as collateral deposit, and then grants a permissible...

Soni 2013. Int. J. Prod. Econ., 146 (1), 259–268 proposed optimal replenishment policies for non-instantaneous deteriorating items (i.e., the product starts deteriorating after a period of no-deterioration) with price and stock sensitive demand. With a stock-dependent demand, it is desirable...