In his presentation at the Sorting the Hype Cycle Colloquium sponsored by Filene and the University of California, Irvine, Bob Chakravorti discussed the intersection between finance and technology and the opportunities in untapped market segments.
Chakravorti and Emmons model side payments in a competitive creditâcard market. If competitive retailers absorb the cost of accepting credit cards by charging a higher goods price to everyone, then someone must subsidize convenience users of credit cards to prevent them from defecting to merchants who do not accept cards...
Chakravorti and Roson construct a model to study competing payment networks, where networks offer differentiated products in terms of benefits to consumers and merchants. We study market equilibria for a variety of market structures: duopolistic competition and cartel, symmetric and asymmetric networks, and alternative assumptions about consumer preferences. We find...