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Forecasting the real output using fractionally integrated techniques

Gil-Alaña, Luis A. - 2001

The annual structure of the real GDP in the UK, France, Germany and Italy is examined in this article by means of fractionally integrated techniques. Using a version of a testing procedure due to Robinson (1994), we show that the series can be specified in terms of I(d) statistical models with d...

Persistent link: https://www.econbiz.de/10009613608

Fractional cointegration and tests of present value models

Caporale, Guglielmo Maria; Gil-Alaña, Luis A. - 2000

This paper tests the validity of Present Value (PV) models of stock prices by employing a two-step strategy for testing the null hypothesis of no cointegration against alternatives which are fractionally cointegrated. Monte Carlo simulations are conducted to evaluate the power and size...

Persistent link: https://www.econbiz.de/10009582383

The empirical determinants of the Euro : short and long run perspectives

Chinn, Menzie David - 2000

The behavior of the dollar/euro exchange rate is modeled using a monetary model of the exchange rate. The econometric … analysis is complicated by the short sample span of actual euro data available for analysis. Hence, data on a "synthetic" euro …, is identified for the 1991M08-1999M12 period using the Johansen procedure. The model implies that the euro was …

Persistent link: https://www.econbiz.de/10009583879

Testing of unit roots and other fractionally integrated hypotheses in the presence of structural breaks

Gil-Alaña, Luis A. - 2000

Tests for unit roots and other nonstationary hypotheses that were proposed by Robinson (1994) are applied in this article to the Nelson and Plosser's (1982) series. The tests can be expressed in a way allowing for structural breaks under both the null and the alternative hypotheses. When...

Persistent link: https://www.econbiz.de/10009582385

A joint test of fractional cyclic integration and a linear time trend

Gil-Alaña, Luis A. - 2001

We propose in this article a joint test for testing simultaneously a deterministic trend component and the degree of integration of the cyclical component in a given time series. The test is directly derived from Robinson's (1994) procedure, which is based on the Lagrange Multiplier (LM)...

Persistent link: https://www.econbiz.de/10009613609

Fractional integration and the dynamics of UK unemployment

Gil-Alaña, Luis A.; Henry, S. G. B. - 2000

This article is concerned with the dynamic behaviour of UK unemployment. However, instead of using traditional approaches based on I(0) stationary or I(1) (integrated and/or cointegrated) models, we use the fractional integration framework. In doing so, we allow for a more careful study of the...

Persistent link: https://www.econbiz.de/10009582384

Interest parity at short and long horizons

Chinn, Menzie David; Meredith, Guy - 2000

The unbiasedness hypothesis -- the joint hypothesis of uncovered interest parity (UIP) and rational expectations -- has been almost universally rejected in studies of exchange rate movements. In contrast to previous studies, which have used short-horizon data, we test this hypothesis using...

Persistent link: https://www.econbiz.de/10009583878

Testing stochastic cycles in macroeconomic time series

Gil-Alaña, Luis A. - 2000

A particular version of the tests of Robinson (1994) for testing stochastic cycles in macroeconomic time series is proposed in this article. The tests have a standard limit distribution and are easy to implement in raw time series. A Monte Carlo experiment is conducted, studying the size and the...

Persistent link: https://www.econbiz.de/10009611541

Fractional cointegration and real exchange rates

Caporale, Guglielmo Maria; Gil-Alaña, Luis A. - 2000

This paper uses fractional integration and cointegration in order to model the DM/dollar and the yen/dollar real exchange rates in terms of both monetary and real factors, more specifically real interest rate and labour productivity differentials. We find that whilst the individual series may be...

Persistent link: https://www.econbiz.de/10009611542

A fractionally integrated model with a mean shift for the US and the UK real oil prices

Gil-Alaña, Luis A. - 2000

In this article we model the log of the U.S. and the U.K. real oil prices in terms of fractionally integrated processes with a mean shift. We use different versions of the tests of Robinson (1994), which have standard null and local limit distributions. The results indicate that if we model the...

Persistent link: https://www.econbiz.de/10009611543