Udegbule CS, Enang JN. Empirical Investigation of Optimal Monetary Policy Instrument for Nigeria Using the Bondstest Approach to Cointegration. JOSEH [Internet]. 2025 Feb. 20 [cited 2026 May 24];8(2). Available from: https://www.akscoejoseh.org.ng/index.php/joseh/article/view/42