Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area

The Common Monetary Area (CMA) agreement has effectively granted the South African government sole discretion over monetary policy and implementation in the region. The effectiveness of this arrangement has long been under discussion given the heterogeneity of member countries. This paper uses a str...

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Main Author: Bonang N. Seoela
Format: Article
Language:English
Published: AIMS Press 2022-02-01
Series:Quantitative Finance and Economics
Subjects:
Online Access:http://www.aimspress.com/article/doi/10.3934/QFE.2022002?viewType=HTML
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author Bonang N. Seoela
author_facet Bonang N. Seoela
author_sort Bonang N. Seoela
collection DOAJ
description The Common Monetary Area (CMA) agreement has effectively granted the South African government sole discretion over monetary policy and implementation in the region. The effectiveness of this arrangement has long been under discussion given the heterogeneity of member countries. This paper uses a structural vector autoregressive (SVAR) to examine the efficacy of the interest rate channel in the CMA. Specifically, our analysis uses data from 2000M1-2018M12 to examine how economic output, inflation, money supply, domestic credit, and lending rate spread for each member country respond to shocks in the South African repo rate. The main findings indicate that a positive shock to the South African repo rate has a statistically significant negative impact on economic output and a positive effect on inflation at the 10 percent level for all countries in the CMA. The results also show that money supply, domestic credit, and lending rate spread respond asymmetrically across members countries.
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spelling doaj.art-481d5ab97ff44582b12d1bd58ebc59ee2022-12-22T00:14:14ZengAIMS PressQuantitative Finance and Economics2573-01342022-02-0161355310.3934/QFE.2022002Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary AreaBonang N. Seoela0Public Affairs Bureau, Idaho Department of Labor, Boise, Idaho, USAThe Common Monetary Area (CMA) agreement has effectively granted the South African government sole discretion over monetary policy and implementation in the region. The effectiveness of this arrangement has long been under discussion given the heterogeneity of member countries. This paper uses a structural vector autoregressive (SVAR) to examine the efficacy of the interest rate channel in the CMA. Specifically, our analysis uses data from 2000M1-2018M12 to examine how economic output, inflation, money supply, domestic credit, and lending rate spread for each member country respond to shocks in the South African repo rate. The main findings indicate that a positive shock to the South African repo rate has a statistically significant negative impact on economic output and a positive effect on inflation at the 10 percent level for all countries in the CMA. The results also show that money supply, domestic credit, and lending rate spread respond asymmetrically across members countries.http://www.aimspress.com/article/doi/10.3934/QFE.2022002?viewType=HTMLcommon monetary areainterest rate channelmonetary policy transmission mechanismsvar
spellingShingle Bonang N. Seoela
Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
Quantitative Finance and Economics
common monetary area
interest rate channel
monetary policy transmission mechanism
svar
title Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
title_full Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
title_fullStr Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
title_full_unstemmed Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
title_short Efficacy of monetary policy in a currency union? Evidence from Southern Africa's Common Monetary Area
title_sort efficacy of monetary policy in a currency union evidence from southern africa s common monetary area
topic common monetary area
interest rate channel
monetary policy transmission mechanism
svar
url http://www.aimspress.com/article/doi/10.3934/QFE.2022002?viewType=HTML
work_keys_str_mv AT bonangnseoela efficacyofmonetarypolicyinacurrencyunionevidencefromsouthernafricascommonmonetaryarea