“…Where dsp_cpi is the disaggregated CPI including food, core, other energy, and transport inflation; y is the output gap 2 , and op is the spot price of Bonny Light oil. In addition, this study considered er in the inflation, oil price pass-through model because Nigeria is a small open economy operating under a flexible exchange rate regime, as such, exchange rate dynamics has a significant influence on the macroeconomic variables (see Udeaja and Isah, 2019;Ha, Stocker and Yilmazkuday, 2019;Adelajda, 2019;Marodin and Portugal, 2019). Consequently, Equation ( 1) is extended to Equation (2) as follows:…”