Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana

AbstractThis paper investigates the impact of currency substitution on exchange rate volatility using monthly data from January 1990 to May 2019. The paper applies the exponential generalized autoregressive conditional heteroscedastic in mean (EGARCH-M) model as the estimation technique. The results...

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Main Authors: Hadrat Yusif, Samuel Tawiah Baidoo, Michael Kofi Hanson
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:Cogent Social Sciences
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/23311886.2023.2233318
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author Hadrat Yusif
Samuel Tawiah Baidoo
Michael Kofi Hanson
author_facet Hadrat Yusif
Samuel Tawiah Baidoo
Michael Kofi Hanson
author_sort Hadrat Yusif
collection DOAJ
description AbstractThis paper investigates the impact of currency substitution on exchange rate volatility using monthly data from January 1990 to May 2019. The paper applies the exponential generalized autoregressive conditional heteroscedastic in mean (EGARCH-M) model as the estimation technique. The results reveal that currency substitution has a significant positive impact on exchange rate volatility. The paper also confirms the existence of leverage effects in the exchange rate volatility. It is also revealed that negative shocks are found to have greater effect than positive shocks. Furthermore, the results indicate that inflation targeting framework has a significant positive impact on exchange rate volatility. Based on the findings and discussion, the paper concludes that currency substitution increases exchange rate volatility in Ghana. Given the findings, vital policy implications aimed at reducing or eliminating volatility in exchange rate have been provided for policy consideration.
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spelling doaj.art-72d3e169f3fc4897b038dd3701add2ec2024-04-22T10:42:49ZengTaylor & Francis GroupCogent Social Sciences2331-18862023-12-019110.1080/23311886.2023.2233318Estimating the effect of currency substitution on exchange rate volatility: Evidence from GhanaHadrat Yusif0Samuel Tawiah Baidoo1Michael Kofi Hanson2Department of Economics, Kwame Nkrumah University of Science and Technology, Kumasi, GhanaDepartment of Economics, Kwame Nkrumah University of Science and Technology, Kumasi, GhanaDepartment of Economics, Kwame Nkrumah University of Science and Technology, Kumasi, GhanaAbstractThis paper investigates the impact of currency substitution on exchange rate volatility using monthly data from January 1990 to May 2019. The paper applies the exponential generalized autoregressive conditional heteroscedastic in mean (EGARCH-M) model as the estimation technique. The results reveal that currency substitution has a significant positive impact on exchange rate volatility. The paper also confirms the existence of leverage effects in the exchange rate volatility. It is also revealed that negative shocks are found to have greater effect than positive shocks. Furthermore, the results indicate that inflation targeting framework has a significant positive impact on exchange rate volatility. Based on the findings and discussion, the paper concludes that currency substitution increases exchange rate volatility in Ghana. Given the findings, vital policy implications aimed at reducing or eliminating volatility in exchange rate have been provided for policy consideration.https://www.tandfonline.com/doi/10.1080/23311886.2023.2233318currency substitutionexchange rate volatilityinflation targetingEGARCHGhana
spellingShingle Hadrat Yusif
Samuel Tawiah Baidoo
Michael Kofi Hanson
Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
Cogent Social Sciences
currency substitution
exchange rate volatility
inflation targeting
EGARCH
Ghana
title Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
title_full Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
title_fullStr Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
title_full_unstemmed Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
title_short Estimating the effect of currency substitution on exchange rate volatility: Evidence from Ghana
title_sort estimating the effect of currency substitution on exchange rate volatility evidence from ghana
topic currency substitution
exchange rate volatility
inflation targeting
EGARCH
Ghana
url https://www.tandfonline.com/doi/10.1080/23311886.2023.2233318
work_keys_str_mv AT hadratyusif estimatingtheeffectofcurrencysubstitutiononexchangeratevolatilityevidencefromghana
AT samueltawiahbaidoo estimatingtheeffectofcurrencysubstitutiononexchangeratevolatilityevidencefromghana
AT michaelkofihanson estimatingtheeffectofcurrencysubstitutiononexchangeratevolatilityevidencefromghana