A notable feature of most markets is that firms are multiproduct, in the sense that they offer for sale more than one single type of good. In this paper, I discuss a recent paper, Kaplan et al. (2016), that explores both empirically and theoretically price dispersion in a multiproduct setting. I...

Different sellers often sell the same good at different prices. Using a strategic bargaining model, I characterize how the equilibrium prices of a good depend on the interaction between its sellers' costs, its buyers' values, and a network capturing various frictions associated with trading it....