We investigate the information content of inter-transaction time and find that it varies both across stocks and over time. On average, inter-transaction time is found to be informative whenever stocks are sufficiently traded. The magnitude of the information content is found to be larger for...

The paper introduces a connection between the needs of exchanges to respond to the immediacy needs of their clientele and the need to manage the credit risks faced by exchange members. Queueing theory is used to represent the opportunity loss suffered by brokers engaging in multiple activities:...

This paper examines whether theoretical models of bubbles based on the notion that the price of an asset can deviate from its fundamental value are useful for understanding phenomena that are often described as bubbles, and which are distinguished by other features such as large and rapid booms...

In this paper we show that interest rate rules lead to multiple equilibria when the central bank faces a limit to its ability to print money, or when private agents are limited in the amount of bonds that can be pledged to the central bank in exchange for money. Some of the equilibria are...

This paper explores the implications of different strategies for financing the fiscal cost of twin crises for inflation and depreciation rates. We use a first-generation type model of speculative attacks which has four key features: (i) the crisis is triggered by prospective deficits, (ii) there...