In recent years, criticism of online marketplaces has been incessant because of the widespread presence of counterfeit goods. This study develops an analytical framework to investigate the interactions among an online marketplace, an authentic brand seller, and a counterfeiter of the brand. Both...

Many product markets today are characterized by the existence of a retailer (e.g., Home Depot, Toys R Us) that serves as gatekeeper of new product introductions. Recently, virtually all such retailers have established online stores to expand their shelf spaces as well as their customer bases. In...