placed only at the beginning of a period, and (3) the EOQ model assumes stationary demand over an infinite horizon, whereas … we assume stationary demand in the initial few periods and allow it to be time varying in the subsequent periods. It is … assumed that the demand in a period occurs continuously at a constant rate and must be filled immediately; it means, shortages …

continuous future demands. We provide several conditions under which a discrete-demand forecast horizon is also a continuous-demand …

, and regular demand forecast updates. At the beginning of each period, on-hand inventory and demand information are updated …

, and slow) and demand forecast updates. At the beginning of each period, the inventory level and demand information are …

We study a two-stage purchase contract with a demand forecast update. The purchase contract provides the buyer an … opportunity to adjust an initial commitment based on an updated demand forecast obtained at a later stage. An adjustment, if any … of demand distributions. We also discuss how these results can be applied to gain managerial insights that help in making …

We are concerned with a discrete-time undiscounted dynamic lot size model m which demand and cost parameters are … of forecast horizon theory, we obtain conditions for a finite forecast horizon to exist in the undiscounted dynamic lot …