It is not in vain that the strategic criterion of placing only short runs on the market prevails in order simultaneously to create a feeling of scarcity and avoid an appearance of uniformity, both of which encourage consumer demand. This is such a powerful criterion that it is not uncommon to discontinue production of a much-sought-after product, sometimes to the relative desperation of the shop staff, who were sure they could sell it.
Enrique Badia, Zara and her Sisters: The Story of the World's Largest Clothing Retailer
marketing, retail