The Effect of Capital Adequacy on the Profitability of Deposit Money Banks in Nigeria

Authors

Okeke Ijeoma Chinwe

Department 0f Banking and Finance, Nnamdi Azikiwe University, Awka Anambra State Nigeria (Nigeria)

Chidi-Okeke Chioma Nnenna

Department 0f Banking and Finance, Nnamdi Azikiwe University, Awka Anambra State Nigeria (Nigeria)

Obialo Kenechi Rosita

Department 0f Banking and Finance, Federal Polythechic Oko Anambra State Nigeria (Nigeria)

Article Information

DOI: 10.47772/IJRISS.2025.910000042

Subject Category: Banking and Finance

Volume/Issue: 9/10 | Page No: 494-506

Publication Timeline

Submitted: 2025-10-02

Accepted: 2025-10-08

Published: 2025-11-03

Abstract

The study examines the effect of capital adequacy on the profitability of Nigerian deposit money banks for the period of 2010 – 2023. The objective of this study is to examine how capital adequacy has helped deposit money banks achieve an efficient performance. This study adopts an ex-post facto research design, and the sample size is all deposit money banks in Nigeria. The data used are mainly secondary data collected from the Central bank of Nigeria statistical bulletin and audited annual publications financial statements of all the deposit money banks listed on the Nigerian Stock Exchange. The study employed ordinary least square multiple regression (OLS), descriptive statistical analysis, in addition to E-view electronic packages. According to empirical results at 5% level of significance, findings shows that Capital Adequacy ratio has a positive and insignificant effect on the profitability of deposit money Bank in Nigeria,Loan to deposit ratio has a positive and insignificant effect on the profitability of deposit money Bank in Nigeria,Debt to equity ratio has a negative and insignificant effect on the profitability of deposit money Bank in Nigeria and Liquid Asset ratio has a positive and insignificant effect on the profitability of deposit money Bank in Nigeria. The study recommends that the regulatory authorities and Banks should continue to enforce capital adequacy requirements, focus on credit quality and risk management, optimize capital structure and manage liquidity effectively.These recommendations aim to promote financial stability, resilience, and profitability in the banking sector.

Keywords

Return on assets, Capital Adequacy ratio

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References

1. Abba, G. O., Zachariah, P., & Inyang, E. E. (2013). Capital Adequacy Ratio and Banking Risks in the Nigeria Money Deposit Banks. Research Journal of Finance and Accounting, 4(17), 17-25. [Google Scholar] [Crossref]

2. Abdulai, S. K. & Umar, S. (2022). "The Impact of Capital Adequacy and Bank Size on Profitability of Ghanaian Banks," MPRA Paper 122478, University Library of Munich, Germany, revised 2022. [Google Scholar] [Crossref]

3. Agbeja, O., Adelakun, O.J., & Olufemi,F.I. (2015). Capital Adequacy Ratio and Bank Profitability in Nigeria: A Linear Approach . International Journal of Novel Research in Marketing Management and Economics, 2(3), 91- 99 [Google Scholar] [Crossref]

4. Agu, B.O. & Nwankwo, S.N.P. (2019). Effect of capital adequacy on commercial bank‟s financial performance in Nigeria, 2010-2017. European Journal of Accounting, Finance and Investment, 5(4), 58-67. [Google Scholar] [Crossref]

5. Ajayi, S. O., Ajayi, H. F., Enimola, D. J., & Orugun, F. I. (2019). Effect of Capital Adequacy Ratio (CAR) on Profitability of Deposit Money Banks (DMB’s): A Study of DMB’s with International Operating License in Nigeria. Research Journal of Finance and Accounting, 10(10), 84-91. [Google Scholar] [Crossref]

6. Akani, H.W & Lucky, L.A (2015) Econometrics Analysis of Capital Adequacy Ratios and the Impact on Profitability of Commercial Banks in Nigeria. IOSR Journal of Economics and Finance 6( 6) 11-24. [Google Scholar] [Crossref]

7. Aliyu, A. A., Abdullyhi, N. A., & Bakare, T. O. (2020). Capital adequacy and financial performance of deposit money banks with international authorization in Nigeria. Accounting and taxation review, 4(4), 78-91. [Google Scholar] [Crossref]

8. Asikhia, O. & Sokefun, F. (2013). Capital Adequacy and Bank Profitability: Empirical Evidence from Nigeria, American Internal Journal of Contemporary Research, 3(10), 10-21. [Google Scholar] [Crossref]

9. Awwad, B. (2023). Capital adequacy and profitability indicators: An empirical study on Palestinian banks. Sustainable Finance, Digitalization and the role of Technology, 145-160. [Google Scholar] [Crossref]

10. Ayaydin, H., & Karakaya, A. (2014). The effect of bank capital on profitability and risk in Turkish banking. International Journal of Business and Social Science, 5(1), 252-271. [Google Scholar] [Crossref]

11. CBN Statistical Bulletin and NDIC Annual Financial Report of Insured Banks Various Issues [Google Scholar] [Crossref]

12. Ejoh, N. O., & Iwara, U. U. (2014). The impact of capital adequacy on deposit money banks’ profitability in Nigeria. Research Journal of Finance and Accounting, 5(12), 7-15. [Google Scholar] [Crossref]

13. Eyo, I. E & Offiong, A. I (2015) Effect of Capital Adequacy on the Performance of Access Bank Plc: (1999 – 2012). International Journal of Trade, Economics and Finance. 6( 6) [Google Scholar] [Crossref]

14. Ezike, J. E., & Oke, M. O. (2013). Capital Adequacy Standards, Basel II Accord and Bank Performance: The Nigerian experience (a case study of selected banks in Nigeria). Asian economic and financial review,3(2), 146-159 [Google Scholar] [Crossref]

15. Ezu, G. K., Nwanna, I. O. & Eke-Jeff, O. M. (2023). Effect of capital adequacy on the performance of deposit money banks in Nigeria. International Journal of Novel Research in Marketing Management and Economics, 10 (1), 53-63. [Google Scholar] [Crossref]

16. Hunjra, A.I, Zureigat, Q,& Mehmood, R, (2020). Impact of Capital Regulation and Market Discipline on Capital Ratio Selection: A Cross Country Study. International Journal of Financial Studies, 8(21), 1 – 13. [Google Scholar] [Crossref]

17. Ini, S.U. & Eze, O.R. (2018). Effect of Capital Adequacy Requirements on the Profitability of Commercial Banks in Nigeria. International Research Journal of Finance and Economics, 4(165), 79- 89. [Google Scholar] [Crossref]

18. John, A., Ibrahim, U.A., Tonga, E.A. & Chinyere, A.-E.I. (2025) Impact of Credit Default on the Capital Adequacy Ratio of Quoted Deposit Money Banks in Nigeria. Open Access Library Journal, 12, 1-1. doi: 10.4236/oalib.1113026 [Google Scholar] [Crossref]

19. Lucky, L.A. & Tamunoiduabia, I.F. (2024) Prudential Stress Test of Capital Ade quacy of Quoted Commercial Banks in Nigeria: A Panel Data Approach. Journal of Banking and Finance Research, 8, 48-66. [Google Scholar] [Crossref]

20. Mohamud, I. H. (2023). The effect of capital adequacy on the financial performance of commercial banks in mogadishu, somalia. Accord University Economic Journal, 1(1). [Google Scholar] [Crossref]

21. Mamoud, A. J. (2017). Impact of Capital Adequacy on the Performance of Nigerian Banks Using the Basel Accord Framework ( 1-15). Ph.D Thesis, Jönköping University. [Google Scholar] [Crossref]

22. Michael, E. I., Etukafia, N. I, Akpabio, E. E., & Etuk, M. I.(2018) Capital Adequacy and the value of Banks in Nigeria: A Post-Consolidation review. Journal of Finance and Bank Management [Google Scholar] [Crossref]

23. Nwokoji, C (2017) Why Nigerian banks have weak capital adequacy. https://tribuneonlineng.com/nigerian-banks-weak-capital-adequacy-fitch/ [Google Scholar] [Crossref]

24. Odebode, O. K., Ezi, C. T., & Ishioro, B. O.(2024). Effects of non-performing loans onreturn on equity of selected commercialbanks in Nigeria. World Journal of Advanceed Research and Reviews, 21(1), 2599-2608 [Google Scholar] [Crossref]

25. Ofeimun G. & Akpotor V.A. (2020), Effect of capital adequacy on banks’ performance in Nigeria: 2010-2019; Economics and Social Science Academic Journal, 2( 7 ) [Google Scholar] [Crossref]

26. Olalekan A.& Adeyinka S. (2013) Capital Adequacy and Banks' Profitability: An Empirical Evidence from Nigeria. American International Journal of Contemporary Research 3 ( 10) [Google Scholar] [Crossref]

27. Ozurumba, B. A. (2016). Impact of non-performing loans on the performance of selected commercial banks in Nigeria. Research Journal of Finance and Accounting, 7(16), 95-109. [Google Scholar] [Crossref]

28. Sani, A. B.& Muhammad, M. I. (2021). An assessment of the relationship of capital adequacy and financial performance of deposit money banks in Nigeria. African Journal of Business and Economic Development, 9 (1), 72 – 89. [Google Scholar] [Crossref]

29. Sanusi, L.S, (2010). The Nigerian Banking Industry: What went wrong and the way forward, A Lecutre delivered at the convocation ceremony of the Bayero University. [Google Scholar] [Crossref]

30. Singh, D. D. (2010). Bank specific and macroeconomic determinants of bank profitability: The Indian evidence. Paradigm, 14(1), 53-64. [Google Scholar] [Crossref]

31. Tochukwu, O. R. (2016). Capital Adequacy and Risk Management: A Study of the Nigerian Banking Sector. International. Journal of Innovative Science, Engineering & Technology, 3 ( 7) 2348 – 7968. [Google Scholar] [Crossref]

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