The existing literature on inventory of deteriorating items considers deterioration to begin as soon as the items are stocked. However, there are several deteriorating items that do not start deteriorating immediately they are held in stock. Some farm produce like potatoes, yams and even some...

Croston's forecasting method (CR) has been shown to be appropriate in dealing with intermittent demand items. The method, however, suffers from a positive bias as discussed by Syntetos and Boylan [Syntetos, A.A., Boylan, J.E., 2005a. The accuracy of intermittent demand estimates. International...

The Croston (1972. Forecasting and stock control for intermittent demands. Operational Research Quarterly 23, 289-303) method is the standard method for forecasting intermittent demand. It has been shown to perform well in various studies and is available in most commercial forecasting packages....