4 generic supply chain service outputs
eliminate discrepancies (Bucklin)
• Spatial convenience is the amount of shopping time and effort
will be required on the part of the customer
• Lot size is the number of units to be purchased in each
transaction
• Waiting time is the amount of time the customer must wait
between ordering and receiving products
• Product variety and assortment differs by supply chain
– Supermarkets may have over 35,000 items on the shelves
– Warehouse stores generally stock 8,000 to 10,000 items with only one
brand and size of an item
– Convenience stores may stock only a few hundred items