Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis

The current study investigates the relationship between stock prices and exchange rate by using wavelets approach and more focused the continuous, power spectrum, cross and coherence wavelet.The result of Bayer and Hanck (2013) and Gregory and Hansen (1996) confirm the presence of long-run associati...

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Main Authors: Afshan, Sahar, Sharif, Arshian, Loganathan, Nanthakumar, Jammazi, Rania
Format: Article
Published: Elsevier B.V. 2018
Subjects:
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author Afshan, Sahar
Sharif, Arshian
Loganathan, Nanthakumar
Jammazi, Rania
author_facet Afshan, Sahar
Sharif, Arshian
Loganathan, Nanthakumar
Jammazi, Rania
author_sort Afshan, Sahar
collection UUM
description The current study investigates the relationship between stock prices and exchange rate by using wavelets approach and more focused the continuous, power spectrum, cross and coherence wavelet.The result of Bayer and Hanck (2013) and Gregory and Hansen (1996) confirm the presence of long-run association between stock price and exchange rate in Pakistan.The results of wavelet coherence reveal the dominance of SP during 2005–2006 and 2011–2012 in the period of 8–16 and 16–32 weeks cycle in approximately all the exchange rates against Pakistani rupees.For almost the entire studied period in long scale, the study evidences the strong coherence between both the series.The most interesting part of this coherence is the existence of bidirectional causality in the long timescale.The arrows in this long region are pointing both left up and left down.This suggests that during the time period, our variables are exhibiting out phase relationship with mutually leading and lagging the market. These results are in contrast with many earlier studies of Pakistan.
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spelling uum-243772018-07-04T07:48:31Z https://repo.uum.edu.my/id/eprint/24377/ Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis Afshan, Sahar Sharif, Arshian Loganathan, Nanthakumar Jammazi, Rania HC Economic History and Conditions The current study investigates the relationship between stock prices and exchange rate by using wavelets approach and more focused the continuous, power spectrum, cross and coherence wavelet.The result of Bayer and Hanck (2013) and Gregory and Hansen (1996) confirm the presence of long-run association between stock price and exchange rate in Pakistan.The results of wavelet coherence reveal the dominance of SP during 2005–2006 and 2011–2012 in the period of 8–16 and 16–32 weeks cycle in approximately all the exchange rates against Pakistani rupees.For almost the entire studied period in long scale, the study evidences the strong coherence between both the series.The most interesting part of this coherence is the existence of bidirectional causality in the long timescale.The arrows in this long region are pointing both left up and left down.This suggests that during the time period, our variables are exhibiting out phase relationship with mutually leading and lagging the market. These results are in contrast with many earlier studies of Pakistan. Elsevier B.V. 2018 Article PeerReviewed Afshan, Sahar and Sharif, Arshian and Loganathan, Nanthakumar and Jammazi, Rania (2018) Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis. Physica A: Statistical Mechanics and its Applications, 495. pp. 225-244. ISSN 03784371 http://doi.org/10.1016/j.physa.2017.12.033 doi:10.1016/j.physa.2017.12.033 doi:10.1016/j.physa.2017.12.033
spellingShingle HC Economic History and Conditions
Afshan, Sahar
Sharif, Arshian
Loganathan, Nanthakumar
Jammazi, Rania
Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title_full Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title_fullStr Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title_full_unstemmed Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title_short Time–frequency causality between stock prices and exchange rates: Further evidences from cointegration and wavelet analysis
title_sort time frequency causality between stock prices and exchange rates further evidences from cointegration and wavelet analysis
topic HC Economic History and Conditions
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AT loganathannanthakumar timefrequencycausalitybetweenstockpricesandexchangeratesfurtherevidencesfromcointegrationandwaveletanalysis
AT jammazirania timefrequencycausalitybetweenstockpricesandexchangeratesfurtherevidencesfromcointegrationandwaveletanalysis