Cellular telephony and associated data services has been a major social phenomena for well over a decade now. It has changed the way – in some countries more than others – in which people communicate. In many countries in Northern Europe and Asia, its penetration rates are very high and in...

We estimate a structural model of the market for automatic teller machines (ATMs) evaluate the implications of regulating ATM surcharges on ATM entry and consumer producer surplus. We estimate the model using data on firm and consumer locations, the parameters of the model by exploiting a source...

The US mobile phone industry has dramatically consolidated through mergers. We investigate whether a merger increases the performance of a combined carrier over the sum of its constituent parts. We first directly compare the quantities of post-merger carriers to those of their pre-merger...

We analyze geographic patterns of trade using transactions data from eBay and MercadoLibre, two large online auction sites. We find that distance continues to be an important deterrent to trade between geographically separated buyers and sellers, though at a lesser extent than has been observed...

We study oligopolistic firms' incentives to share customer information about past purchase history in a situation where firms are uncertain about whether a particular consumer considers the product offerings complements or substitutes. By addressing this new type of behavior-based price...

The increasing pervasiveness of the Internet has dramatically changed the way that consumers shop for goods. Consumer-generated product reviews have become a valuable source of information for customers, who read the reviews and decide whether to buy the product based on the information...

The availability and variety of online services has increased dramatically in recent years. Many questions remain, however, regarding patterns of online service use, consumer preferences when using online services, and how consumers substitute between equivalent online and offline services....

We study a retail benchmarking approach to determine access prices for interconnected networks. Instead of considering fixed access charges as in the existing literature, we study access pricing rules that determine the access price that network i pays to network j as a linear function of the...

This paper develops an empirical framework to analyze consumer’s dynamic switching decision in the cellular service industry. It first incorporates the sequential problem of quantity, plan and firm subscription choice in the presence of switching costs into a dynamic structural model, which...