Banking competition and stability: evidence from West Africa

This study explored the relationship between banking competition and bank stability. We used data of 10 countries in West Africa over the period of 2000–2014. Employing Generalized Method of Moments style Panel Vector Autoregressive estimation model, we found out that banking competition is stabilit...

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Main Authors: Joana Cobbinah, Tan Zhongming, Albert Henry Ntarmah
Format: Article
Language:English
Published: AIMS Press 2020-10-01
Series:National Accounting Review
Subjects:
Online Access:https://www.aimspress.com/article/10.3934/NAR.2020015/fulltext.html
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author Joana Cobbinah
Tan Zhongming
Albert Henry Ntarmah
author_facet Joana Cobbinah
Tan Zhongming
Albert Henry Ntarmah
author_sort Joana Cobbinah
collection DOAJ
description This study explored the relationship between banking competition and bank stability. We used data of 10 countries in West Africa over the period of 2000–2014. Employing Generalized Method of Moments style Panel Vector Autoregressive estimation model, we found out that banking competition is stability-enhancing. Again, findings from the granger causality test show that the relationship between banking competition and bank stability is bidirectional. We also found out that banking competition explains 50 percent of the variations in bank stability in the region. The results from the impulse response function indicated that the impact of one standard deviation shock in the rise of Boone indicator as a proxy for banking competition on stability (bank Z-score) was zero for the first year and dropped to negative through to the tenth year. Overall, our findings largely support the “competition-stability view”.
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spelling doaj.art-e9b6d23f1d9c44a09f412c99f8b3ce8f2022-12-22T01:10:46ZengAIMS PressNational Accounting Review2689-30102020-10-012326328410.3934/NAR.2020015Banking competition and stability: evidence from West AfricaJoana Cobbinah0Tan Zhongming1Albert Henry Ntarmah2School of Finance and Economics, Jiangsu University, Zhenjiang, Jiangsu, 212013, P. R. ChinaSchool of Finance and Economics, Jiangsu University, Zhenjiang, Jiangsu, 212013, P. R. ChinaSchool of Finance and Economics, Jiangsu University, Zhenjiang, Jiangsu, 212013, P. R. ChinaThis study explored the relationship between banking competition and bank stability. We used data of 10 countries in West Africa over the period of 2000–2014. Employing Generalized Method of Moments style Panel Vector Autoregressive estimation model, we found out that banking competition is stability-enhancing. Again, findings from the granger causality test show that the relationship between banking competition and bank stability is bidirectional. We also found out that banking competition explains 50 percent of the variations in bank stability in the region. The results from the impulse response function indicated that the impact of one standard deviation shock in the rise of Boone indicator as a proxy for banking competition on stability (bank Z-score) was zero for the first year and dropped to negative through to the tenth year. Overall, our findings largely support the “competition-stability view”.https://www.aimspress.com/article/10.3934/NAR.2020015/fulltext.htmlbank competitionbank stabilityboone indicatorwest africapanel vector autoregression
spellingShingle Joana Cobbinah
Tan Zhongming
Albert Henry Ntarmah
Banking competition and stability: evidence from West Africa
National Accounting Review
bank competition
bank stability
boone indicator
west africa
panel vector autoregression
title Banking competition and stability: evidence from West Africa
title_full Banking competition and stability: evidence from West Africa
title_fullStr Banking competition and stability: evidence from West Africa
title_full_unstemmed Banking competition and stability: evidence from West Africa
title_short Banking competition and stability: evidence from West Africa
title_sort banking competition and stability evidence from west africa
topic bank competition
bank stability
boone indicator
west africa
panel vector autoregression
url https://www.aimspress.com/article/10.3934/NAR.2020015/fulltext.html
work_keys_str_mv AT joanacobbinah bankingcompetitionandstabilityevidencefromwestafrica
AT tanzhongming bankingcompetitionandstabilityevidencefromwestafrica
AT alberthenryntarmah bankingcompetitionandstabilityevidencefromwestafrica