Amazon.com has carved out a unique niche for itself as an intermediary. amazon sells products on behalf of manufacturers such as dell, sony and calvin klein, as well as retailers such as macy’s and

Amazon.com has carved out a unique niche for itself as an intermediary. amazon sells products on behalf of manufacturers such as dell, sony and calvin klein, as well as retailers such as macy’s and toys “r” us. how should amazon be categorized? as a retailer, wholesaler, or broker?