We examine pricing in markets where products may be of heterogeneous quality and buyers have heterogeneous preferences. The sellers cannot credibly communicate the quality they offer, and consequently price acts as a signal of quality. We determine the equilibria of the model both when the...

We introduce a model of price competition with endogenous market transparency, where it is costly for consumers to get informed about the announced prices. We show that there is symmetric mixed strategy equilibrium with a monotonic relationship between the degree of transparency and intensity of...

We study the ability of competitive coordination service platforms (such as auction sites and real estate agents) to facilitate trade in a directed search model where buyers have unit demands and each seller only has one good to sell. The sellers' capacity constraint leads to a coordination...