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Inflation Dynamics And Exchange Rate Pass-Through In Nigeria: Evidence From Augmented Nonlinear New Keynesian Philips Curve, Usman A. Bello, Aliyu R. Sanusi

CBN Journal of Applied Statistics (JAS)

This paper estimates a nonlinear augmented New Keynesian Philips Curve for Nigeria using the Smooth Transition Regression model for the period 1995Q1 to 2018Q2. The empirical evidence reveals the existence of two inflation regimes during the period under review. Food inflation, energy inflation, firms’ marginal cost, and imported inflation account for most of the changes in the prices of composite consumers’ basket in low exchange rate depreciation regime. However, the exchange rate solely explains price changes in the composite consumers’ basket when inflation switches to high regime. Similarly, the results show that regime change in inflation is largely caused by …