In the Inventory management study, this aspect is kept in mind in developing various models for dealing with different situations of a particular inventory model for deteriorating items with piece-wise quadratic type demand rate. A deterministic inventory model for deteriorating items with two warehouses is developed. A rented warehouse is used when the ordering quantity exceeds the limited capacity of own warehouse. It is assumed that the deterioration rates of items in the two warehouses may be different and the backlogging demand rate is dependent on the duration of the stock out. It...