Incompatibility across rival systems can influence incentives to invest in product changes beneficial to the consumer. We investigate this phenomenon in the case of bank ATM networks, where the number of ATM locations is a measure of product quality and surcharge fees serve as an index of...

The literature on network industries and network effects notes that incompatibility across rival systems can influence firms' incentives to invest in product changes that are beneficial to the consumer. We investigate this phenomenon in the case of bank ATM networks, where the number of ATM...

Dramatic changes have occurred in the U.S. payment system over the past two decades, most notably an explosion in electronic card-based payments. This shift has led to a series of policy debates driven in part by consumers' choice of payment instruments. Using a new nationally representative...

Debit card use at the point of sale has grown dramatically in recent years in the United States and now exceeds the number of credit card transactions. However, many questions remain regarding patterns of debit card use, consumer preferences when using debit, and how consumers might respond to...

This study measures the impact of information technology (IT) use on hospital operating costs during the late 1980s and early 1990s. Using a proprietary eight-year panel dataset (1987-1994) that catalogues application-level automation for the complete census of the 3000 U.S. hospitals with more...

We examine the choice between internal or external provision of information technology (“ITâ€) services for US credit unions. Credit unions may provide their own systems for tracking loans and deposit accounts or they may choose to outsource these systems from external providers....