Exact(1)
If space is limited, a higher shelf quantity for one item implies less frequent reorders and replenishments for this item, but also less space available for other items, which in turn must be reordered more frequently.
Similar(59)
Open image in new window Fig. 1 Illustration of facing, shelf quantity and display orientation.
Item b gets 1 facing with a stock of 6 units and a total shelf quantity of 6.
The number of facings and the stock per facing determine the total shelf quantity of an item.
Both decisions, i.e., shelf space and reordering, are interrelated, because, e.g., to meet customer demand, a retailer has the option of increasing the shelf quantity and decreasing the order frequency for a specific item, or vice versa.
The subperiod demand is fulfilled by the shelf quantity (x_{ib_i}) and the backroom inventory (y_i), which we calculate as the part of the subperiod demand not covered by the shelf quantity: (y_i = {text {max}} [lceil frac{D_i}{f_i} - x_{ib_i} rceil ; 0]).
Move heavy objects from higher shelves to lower ones.
The Chippendales moved stock to higher shelves within their shop.
Because shelf quantities assigned to retail shelves become depleted over time due to customer purchases, retailers need to regularly refill shelves and reorder items.
Figure 1, left, shows the difference between facings and shelf quantities.
(1) Shelf-space decision Shelf-space planning is a mid-term task and typically executed every six months, requiring a retailer to assign shelf space and shelf quantities to listed products under the constraints of limited shelf size (Hübner and Kuhn 2012; Hübner et al. 2013; Bianchi-Aguiar et al. 2016).
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