The world of high technology companies is seen as a dynamic area with a rapid pace of creative destruction. There is, however, a class of industries where there are strong network effects, where the market tends to collapse into a narrow set of players. After one burst of innovation where a new...

This paper examines the economic effects of the fulfillment services offered by Amazon (FBA) to the third-party sellers on its retail platform (Amazon 2018). Logistics is critical for e-commerce. By FBA, the service levels of the third-party sellers are substantially improved, and so is their...