The quintessential crime of the information age is identity theft, the malicious use of personal identifying data. In this paper, the authors present a model of identities and their use in credit transactions. The incidence of identity theft represents a tradeoff between a desire to avoid costly...

An extensive literature in monetary theory has emphasized the role of money as a record-keeping device. Money assumes this role in situations where using credit would be too costly, and some might argue that this role will diminish as the cost of information and thus the cost of credit-based...

Previous comparative analyses of gross and net settlement have focused on the credit risk of the central counterparty in net settlement arrangements and on the incentives for participants to alter the risk of the portfolio under net settlement. By modeling the trading economy that generates the...

This paper investigates the question of why banks almost always settle payments in cash as opposed to debt. Our model suggests that adverse selection with respect to the quality of bank assets may be the primary motivation underlying this practice. Banks with higher-quality assets prefer not to...

In this paper we consider the relative merits of net versus gross settlement of interbank payments. Net settlement economizes on the costs of holding non-interest-bearing reserves but increases moral hazard problems. The "put option" value of default under net settlement can also distort banks'...