Financial Statistical Journal (2023) Volume 6 Issue 2
doi: 10.24294/fsj.v6i2.5736
1
Original Research Article
Inflation-balance of trade nexus in Nigeria: The impact of exchange
rate pass-through
Josephine Obiageli Opene-Terry, Benedict Ikemefuna Uzoechina
*
, Kenechukwu Okezie Okeyika,
Ngozi Florence Ezenwobi, Abimbola A. Oladipo, Vincent Chuks Okafor
Department of Economics, Nnamdi Azikiwe University, Awka 420102, Nigeria
* Corresponding author: Benedict Ikemefuna Uzoechina, ib.uzoechina@unizik.edu.ng
ABSTRACT
The relationship between exchange rate (EXR) and foreign trade (FT) in Nigeria has been a contentious issue since
Nigeria’s independence in 1960. This study investigated the link between exchange rate and foreign trade through the
prism of exchange rate pass-through (EXRPT) to domestic prices, utilizing monthly data from 2011 to 2022. The study
was built on two models—the base and main models respectively. Employing the VAR technique and its Vector Error
Correction Model (VECM) extension, the paper found that EXRPT to consumer prices is incomplete in the short run but
its effect was found to be higher on imports than on consumer prices. It follows that the impact of EXRPT diminishes
along the price chain. Results from the main model indicate that the impact of domestic prices on balance of trade was
found to be negative with elasticity of −0.437541and is also statistically significant, thus, confirming the Marshal-Lenner
condition. The Marshal-Lenner condition and findings of this study provide evidence that depreciating exchange rate is
not recommended for an import inelastic country like Nigeria.
Keywords: exchange rate; inflation; foreign trade; depreciation; imports
JEL Classification: F31; E31; F1; F14
1. Introduction
Since no country exists in isolation, foreign trade is, therefore,
important for survival of most economies. Not only does it aid
interactions, promote economic growth, employment, exchange and
market expansion, it also enhances economic outcomes or fortunes
for countries of the world
[1]
. The discovery of oil in the early 1970’s
changed the narrative for Nigeria who engaged in exportation of crude
oil as her major source of earning. This huge revenue inflow became
overwhelming for Nigeria who had no plans of how to reinvest the
excess revenue but instead resorted to importing everything.
Unfortunately, when the windfall from oil ended around 1977,
Nigeria had become an import-oriented country and has remained so
up till today.
There are basic factors influencing foreign trade amongst nations
especially that between Nigeria and other countries. They include
inflation, national income, world commodity prices, volume of export
and import amongst others. In Nigeria, inflation has been a very
strong determinant of our exchange rate since the SAP period owing
to the interaction between the domestic economy and the external
economy. This interaction can affect the volume of export and import
and subsequently our balance of trade. More so, in terms of world
ARTICLE INFO
Received: 9 April 2024
Accepted: 12 June 2024
Available online: 17 July 2024
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