We propose a new methodology for estimating demand and cost functions of differentiated products models when demand and cost data are available. The method deals with the endogeneity of prices to demand shocks and the endogeneity of outputs to cost shocks by using cost data. We establish...

We use a field experiment to study price discrimination in a market with price posting and negotiation. Motivated by concerns that low-income consumers do poorly in markets with privately-negotiated prices, we built a call center staffed with actors armed with bargaining scripts to reveal the...

Using a natural experiment from a retail gasoline antitrust case, we study how asymmetric information sharing affects oligopoly pricing. Empirically, price competition softens when, following case settlement, information sharing shifts from symmetric to asymmetric, with one firm losing access to...

We document substantial rigidity in household electricity demand in response to large price shocks. We partnered with an electricity retailer to run a field experiment in which randomly-selected households received discounts of up to 50% on their total electricity bill or up to 95% off their per...