According to the classical view, an economy's lender of last resort should be its central bank. For brief periods of time, the bank might suspend convertibility in order to provide the liquidity needed to support the domestic credit market. Recent experience of financial crises demonstrates the...

Using data from 17 countries that have suffered a currency crisis, this paper studies firm-level leverage and performance measures before and after a crisis has occurred. We show that in the years preceding a currency crisis, companies that are expected to benefit from currency depreciations...

OBJECTIVE: This article examines whether there are differences in men's and women's use of the Internet and whether any such gender gaps have changed in recent years. METHODS: We use data from several surveys during the period 1997 to 2001 to show trends in Internet usage and to estimate...

This paper contains a Lagrange multiplier test of the hypothesis that the covariance matrix of a multivariate time series model is constant over time. It is further assumed that under the alternative, the error variances are time-varying whereas the correlation remain constant over time. Under...

We performed a cross-sectional, "bottom-up" observational study of resource consumption and quality of life of patients with multiple sclerosis (MS) in the United Kingdom. Three centers participated in the study. Patients received a questionnaire either by mail or during a clinic visit, and a...