We consider an oligopolistic market where firms compete in price and quality and where consumers are heterogeneous in …-inefficiency of the price/quality offers. But, better price/quality combinations are signalled with lower prices in one type and with …

with the results of an empirical analysis of price response to changes in cost. We find that firms without adjacent … competition exhibit both upward and downward price rigidity, an outcome we ascribe to asymmetric information between the consumer … and the firm. Given that previous studies have focused on downward price rigidities of firms with market power, our …

incumbent sellers sell at higher prices than entrants. This study develops a theory of dynamic pricing that explains these facts …

fixed effect methods and a difference-in-difference approach, this study investigates the impact of the MTU on the price … margins of gas stations. We find that the MTU fostered a more intense competition, with a reduction in price margins of 1 …