Carbó, Chakravorti, and Rodriguez study the impact of lowering interchange fees on consumer and merchant adoption and usage along with bank revenues during a ten-year period in Spain using bank-level data. Using cutting-edge econometric techniques, they are able to test two-sided market model predictions about payment card pricing policies. They...
While payment card usage has increased dramatically, the stock of outstanding currency has not declined as rapidly. Amromin and Chakravorti analyze changes in cash demand for 13 advanced economies from 1988 to 2003 by separating cash into three denomination categories to disentangle its store of wealth and payment functions. Defining...
The key questions that Chakravorti asks in this book chapter are: (1) How is the payment system evolving? (2) What are the economic forces driving the adoption of new payment instruments? (3) Would recent developments in the payment system limit the central bank from conducting monetary policy? He argues that...