“…We assume that 2 There are other recent papers showing the potential pro-competitive effect of switching costs. See Viard (2007), Cabral (2011Cabral ( , 2012, Dubé et al (2009), Shi et al (2006, Doganoglu (2010), Arie and Grieco (2013), and Rhodes (2013). Our paper differs from this literature, which features overlapping generation models for finitely lived consumers and discrete time models of dynamic price competition.…”