This paper studies endogenous diffusion and impact of a cost-saving technological innovation -- Internet Banking. When the innovation is initially introduced, large banks have an advantage to adopt it first and enjoy further growth of size. Over time, as the innovation diffuses into smaller...

This paper presents models that explain why merchants accept payment cards even when the fees they face exceed the transactional benefits they receive from a card transaction. Such merchant behaviors can be explained by competition among merchants and/or the effectiveness of the merchant’s...

Nonbank providers of payment services are important in the United States and appear to have become more prominent in recent years. This development, by itself, poses unique risks to the payments system. Associated with this change is a significant transformation in the mix of payment types away...

An industry typically experiences initial mass entry and later shakeout of producers over its life cycle. It can be explained as a competitive equilibrium outcome driven by the dynamic interaction between technology progress and demand diffusion. When a new product is introduced, high-income...

Nonbanks have always been a key component of the nation's payments system. In recent years, however, nonbanks have become even more prominent. This heightened visibility raises several questions. In which payments activities are nonbanks engaged? What roles do nonbanks play in specific payments...

This paper provides a theory of two-sided market dynamics with arguably better microfoundations. These alternative microfoundations focus on observable heterogeneities of both sides of the market in a competitive framework. The theory is rich in empirical predictions and is less dependent on a...

Card payments have been growing very rapidly. To continue the growth, payment card networks keep adding new merchants and card issuers try to stimulate their existing customers’ card usage by providing rewards. This paper seeks to analyze the effects of payment card rewards programs on...

Interchange fees and related issues in credit and debit card markets have been the focus of considerable attention in recent years. The academic community has begun to address the economics of these markets. Public officials have begun to address the policy implications of developments in these...

This paper presents a model for the credit card industry, where oligopolistic card networks price their products in a complex marketplace with competing payment instruments, rational consumers/merchants, and competitive card issuers/acquirers. The analysis suggests that card networks demand...

This paper examines how competition among payment card networks three-party scheme networks and four-party scheme networks affects pricing as well as the welfare of various parties. A competing network has an incentive to provide rewards to its card users. By providing more generous rewards than...