Speculative Bubbles, Speculative Attacks, and Policy Switching

Speculative Bubbles, Speculative Attacks, and Policy Switching PDF

Author: Robert P. Flood

Publisher: MIT Press

Published: 1994

Total Pages: 528

ISBN-13: 9780262061698

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The papers in this book are grouped into three sections: the first on price bubbles is primarily financial; the second on speculative attacks (on exchange rate regimes) is international in scope; and the third, on policy switching, is concerned with monetary policy.

Speculative Attacks

Speculative Attacks PDF

Author: Mr.Guillermo Calvo

Publisher: International Monetary Fund

Published: 1991-01-01

Total Pages: 7

ISBN-13: 1451926510

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A brief survey of the literature on speculative attacks is provided. The nature and causes of balance-of-payments crises, the implications for the behavior of the current account and the real exchange rate are discussed. Also, potential areas for future research on balance-of-payments crises are suggested.

Rational Speculative Bubbles in an Exchange Rate Target Zone

Rational Speculative Bubbles in an Exchange Rate Target Zone PDF

Author: Willem H. Buiter

Publisher:

Published: 1990

Total Pages: 60

ISBN-13:

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The recent theory of exchange rate dynamics within a target zone holds that exchange rates under a currency bard are less responsive to fundamental shocks than exchange rates under a free float, provided that the intervention rules of the Central Bank(s) are common knowledge. These results are derived after having assumed a priori that excess volatility due to rational bubbles does not occur in the foreign exchange market. In this paper we consider instead a setup in which the existence of speculative behavior is a datum the Central Bank has to deal with. We show that the defense of the target zone in the presence of bubbles is viable if the Central Bank accommodates speculative attacks when the latter are consistent with the survival of the target zone itself and expectations are self-fulfilling. These results hold for a large class of exogenous and fundamental-dependent bubble processes. We show that the instantaneous volatility of exchange rates within a bard is not necessarily less than the volatility under free float and analyze the implications for interest rate differential dynamics.

A Regime-Switching Approach to Studying Speculative Attacks

A Regime-Switching Approach to Studying Speculative Attacks PDF

Author: Maria Soledad Martinez Peria

Publisher:

Published: 2016

Total Pages: 54

ISBN-13:

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A regime-switching framework is used to study speculative attacks against European Monetary System currencies during 1979-93.Peria uses a regime-switching framework to study speculative attacks against European Monetary System (EMS) currencies during 1979-93.She identifies speculative attacks by modeling exchange rates, reserves, and interest rates as time series subject to discrete regime shifts. She assumes two states: tranquil and speculative.She models the probabilities of switching between states as a function of fundamentals and expectations. She concludes that:- The switching models with time-varying transition probabilities capture most of the conventional episodes of speculative attacks.- Speculative attacks do not always coincide with currency realignments.- Both economic fundamentals and expectations determine the likelihood of switching from a period of tranquility to a speculative attack. The budget deficit appears to be an especially important factor driving the probability of switching to a speculative regime.Given the importance of anticipating and, wherever possible, avoiding crises, it might be useful to conduct forecasting exercises to determine whether the switching framework proposed here can be used to forecast crises in countries outside the sample.Because currency crises tend to occur simultaneously in two or more countries, it also might be useful to adapt the regime-switching framework to explore the role of contagion in explaining crises.This paper - a product of Finance, Development Research Group - is part of a larger effort in the group to understand currency crises. The author may be contacted at [email protected].

Speculative Attacks and Models of Balance of Payments Crises

Speculative Attacks and Models of Balance of Payments Crises PDF

Author: Mr.Robert P. Flood

Publisher: International Monetary Fund

Published: 1991-10-01

Total Pages: 64

ISBN-13: 1451852185

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This paper reviews recent developments in the theoretical and empirical analysis of balance-of-payments crises. A simple analytical model highlighting the process leading to such crises is first developed. The basic framework is then extended to deal with a variety of issues, such as: alternative post-collapse regimes, uncertainty, real sector effects, external borrowing and capital controls, imperfect asset substitutability, sticky prices, and endogenous policy switches. Empirical evidence on the collapse of exchange rate regimes is also examined, and the major implications of the analysis for macroeconomic policy discussed.

Speculative Attacks

Speculative Attacks PDF

Author: Pablo E. Guidotti

Publisher:

Published: 2006

Total Pages: 7

ISBN-13:

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A brief survey of the literature on speculative attacks is provided. The nature and causes of balance-of-payments crises, the implications for the behavior of the current account and the real exchange rate are discussed. Also, potential areas for future research on balance-of-payments crises are suggested.

Speculative Attacks, Forward Market Intervention and the Classic Bear Squeeze

Speculative Attacks, Forward Market Intervention and the Classic Bear Squeeze PDF

Author: Mr.Subir Lall

Publisher: International Monetary Fund

Published: 1997-12-01

Total Pages: 38

ISBN-13: 1451980205

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A typical strategy used by speculators to launch an attack on a fixed exchange regime is the use of forward markets. Central banks also intervene in forward markets to counter speculation. This paper addresses the question of how an attack is launched on the forward market, and what the optimal policy response to such speculation is in the forward and spot markets. The paper also demonstrates how central banks can impose a bear squeeze on speculators. Recent events in South East Asian currency markets are interpreted within the framework of the model’s predictions.