The literature on the economic effects of electronic money and banking lacks organization and a common analytical framework. This paper identifies the main issues raised by e-money and e-banking and presents them as six puzzles. Our solutions to the puzzles build a framework for analyzing the...

The provision of retail payment services is complex with many participants engaging in a series of interrelated bilateral transactions and subject to large economies of scale and scope along with strong adoption, usage and network externalities. This makes sound public policy difficult. We focus...

In this paper, we examine the determinants of the choice of payment instrument for low-value day-to-day transactions. Using Japanese household data from 2007 to 2014, we find that three payment instruments, namely, cash, electronic money, and credit cards, comprise the major payment choices for...