We consider debit and credit card networks. Our contribution is to introduce the role of consumer credit into these payment networks, and to assess the way this affects competition and equilibrium fees. We analyze a situation in which overdrafts are associated with current accounts and debit...

Using data from a nationally representative survey on consumer payment behavior, we estimate Heckman two-stage regressions on the adoption and use of seven different payment instruments. We find that the characteristics of payments are important in determining consumer payment behavior, even...