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This paper examines exchange-rate volatility with GARCH models using monthly exchange-rate return series from 1985:1 to 2011:7 for Naira/US dollar return and from 2004:1 to 2011:7 for Naira/British Pounds and Naira/Euro returns. The study compare estimates of variants of GARCH models with break...
Persistent link: https://www.econbiz.de/10011476095
We propose a Lagrange Multiplier test of the null hypothesis of cointegration in fractionally cointegrated models. The …
Persistent link: https://www.econbiz.de/10014071206
We propose a Lagrange Multiplier (LM) test of the null hypothesis of cointegration in fractionally cointegrated models …
Persistent link: https://www.econbiz.de/10014116819
The method of cointegration analysis for modeling nonstationary economic time series variables has become a dominant … paradigm in empirical economic research. Critics argue that a cointegration analysis produces results that are, at best …, useless and, at worst, dangerous. In this research, we explain why and how the use of a cointegration analysis in economic …
Persistent link: https://www.econbiz.de/10013004280
The ``REtrieval from MIxed Sampling'' (REMIS) approach based on blocking developed in Anderson et al. (2016) is concerned with retrieving an underlying high frequency model from mixed frequency observations. In this paper we investigate parameter-identifiability in the Johansen (1995) vector...
Persistent link: https://www.econbiz.de/10013293633
It is well known that unit root limit distributions are sensitive to initial conditions in the distant past. If the distant past initialization is extended to the infinite past, the initial condition dominates the limit theory producing a faster rate of convergence, a limiting Cauchy...
Persistent link: https://www.econbiz.de/10014217977
presence of a near unit root. The test for a given cointegration vector can have rejection probabilities under the null, which …
Persistent link: https://www.econbiz.de/10012957860
We apply a recently proposed Bayesian model selection technique, known as stochastic model specification search, for characterising the nature of the trend in macroeconomic time series. We illustrate that the methodology can be quite successfully applied to discriminate between stochastic and...
Persistent link: https://www.econbiz.de/10011524121
There are a number of econometrics tools to deal with the different types of situations in which cointegration can …
Persistent link: https://www.econbiz.de/10011554319
There are a number of econometrics tools to deal with the different type of situations in which cointegration can …
Persistent link: https://www.econbiz.de/10011499608