<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This study proposes to assess the vulnerability of banking sector’s credit portfolio under macroeconomic shocks and to evaluate its impact on banking system capitalization. Our method uses the Global Vector Autoregressive (GVAR) Model to generate adverse macroeconomic scenarios. The GVAR model is combining by the satellite credit risk equation to find the non-performing loan under stress conditions. The advantage of using GVAR model is that on the one hand, it captures the transmission of global, external and domestic macroeconomic shocks on banks non-performing loans. On the other hand, this model considers the nonlinear pattern between business cycle and the bank credit risk indicator during the extreme events as highlighting by the macro stress test literature. The forecast of non-performing loan is then used to obtain stress projections for capital requirement for the banking system level. This article attempts to fill the lacks concerning the stress testing works about Madagascar which study is a recent framework, whose no study on dynamic macro stress testing was treated before. The Results outline the interaction of aggregate non-performing loan with macroeconomic evolution. The horizon of capital prediction shows that banking sector reacts most to a GDP shock. Also, Madagascar banking sector is quite resilient and remains sufficiently capitalized under all macroeconomic scenarios designed with a solvency ratio higher than the minimum regulatory CAR ratio.</p></abstract>

This study proposes to assess the vulnerability of banking sector’s credit portfolio under macroeconomic shocks and to evaluate its impact on banking system capitalization. Our method uses the Global Vector Autoregressive (GVAR) Model to generate adverse macroeconomic scenarios. The GVAR model is combining by the satellite credit risk equation to find the non-performing loan under stress conditions. The advantage of using GVAR model is that on the one hand, it captures the transmission of global, external and domestic macroeconomic shocks on banks non-performing loans. On the other hand, this model considers the nonlinear pattern between business cycle and the bank credit risk indicator during the extreme events as highlighting by the macro stress test literature. The forecast of non-performing loan is then used to obtain stress projections for capital requirement for the banking system level. This article attempts to fill the lacks concerning the stress testing works about Madagascar which study is a recent framework, whose no study on dynamic macro stress testing was treated before. The Results outline the interaction of aggregate non-performing loan with macroeconomic evolution. The horizon of capital prediction shows that banking sector reacts most to a GDP shock. Also, Madagascar banking sector is quite resilient and remains sufficiently capitalized under all macroeconomic scenarios designed with a solvency ratio higher than the minimum regulatory CAR ratio.

Macro Stress Testing Credit Risk: Case of Madagascar Banking Sector

Research Center for Development (CRD) of Catholic University of Madagascar

Journal of Central Banking Theory and Practice

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Macro Stress Testing Credit Risk: Case of Madagascar Banking Sector"}

This study proposes to assess the vulnerability of banking sector’s credit portfolio under macroeconomic shocks and to evaluate its impact on banking system...

Macro Stress Testing Credit Risk: Case of Madagascar Banking Sector

Pubblicato online: 02 giu 2020

Pagine: 199 - 218

Ricevuto: 25 gen 2019

Accettato: 14 mar 2019

DOI: https://doi.org/10.2478/jcbtp-2020-0020

Parole chiave
Madagascar, macroeconomic stress test, credit risk, banking sector, GVAR

© 2020 Miora Rakotonirainy et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Macro Stress Testing Credit Risk: Case of Madagascar Banking Sector

Pubblicato online: 02 giu 2020

Pagine: 199 - 218

Ricevuto: 25 gen 2019

Accettato: 14 mar 2019

DOI: https://doi.org/10.2478/jcbtp-2020-0020

Parole chiaveMadagascar, macroeconomic stress test, credit risk, banking sector, GVAR

© 2020 Miora Rakotonirainy et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Parole chiave
Madagascar, macroeconomic stress test, credit risk, banking sector, GVAR