How Fake Designer Products Help Boost Brands

Every fake Prada handbag represents a lost sale for Prada. But a dirty little secret is that Prada rip-offs can also function as free advertising for real Prada handbags–partly by signaling the brand’s popularity, but, less obviously, by creating what MIT marketing professor Renee Richardson Gosline has described as a “gateway” product.

Source: Slate 05/30/11