For instance, a discount could be applied to 50 to 100 units sold, with a greater discount for 101 to 200 units sold, and an even larger discount could apply to 201 to 300 units sold, and so on.

How a Quantity Discount Works Retailers often get better deals if they order more of the same item. For example, the cost per unit for t-shirts might be $7.50 per unit if fewer than 48 pieces are ...