In this paper, we discuss how fraud losses impact the price structure chosen by a monopolistic payment platform, if merchants can invest in fraud detection technologies. We show that liability rules bias the structure of the prices charged by the platform to consumers and merchants with respect...

This article examines the divergence between the profit maximizing and the welfare maximizing interchange fees when two issuing banks, which compete for deposits, share a debit card platform and their ATM networks. It suggests some guidelines for regulatory intervention to reduce inefficiencies...

Interchange fees are interbank transfers that are used by payment platforms to allocate the total cost of a payment card transaction between the cardholder's bank (the Issuer) and the merchant's bank (the Acquirer). Each time a consumer pays by card, the Issuer of the card pays an interchange...

In this paper, we first provide a simple framework for cooperation in product development between competitors. We put forward the trade-off between the benefits obtained through development cost-sharing and the cost of intensified competition due to reduced product differentiation, which implies...

In this paper, we analyze the incentives of an incumbent and an entrant to migrate from an “old” technology to a “new” technology, and discuss how the terms of wholesale access affect this migration. We show that the coverage of the new technology varies non-monotonically with the access...