Download or read book Persistence in the Variability of Daily Exchange Rates written by Mr.George C. Tsibouris and published by International Monetary Fund. This book was released on 1991-10-01 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt: Rational speculation in foreign exchange trading is often assumed to dampen exchange rate fluctuations by bringing the market back to fundamentals. Nevertheless, information congestion provides incentives for traders to follow positive feedback strategies which result in persistent and volatile exchange rate behavior by magnifying the impact of exogenous shocks. Empirical evidence is presented which is consistent with such autocatalytic effects.