📈 economics

Carbon Border Adjustment Mechanism and Nigeria's Manufacturing Sector: Perspective from the EU for Bilateral Industrial Competitiveness

This study employs a Multi-Regional Input–Output approach to demonstrate that the EU's Carbon Border Adjustment Mechanism threatens Nigeria's manufacturing export competitiveness due to high fossil fuel dependence and weak carbon measurement capacities, thereby necessitating strategic policy alignment and low-carbon investments to ensure a just industrial transition.

Original authors: Kingsley Oserei, Sekinant Bamigbade, Godwin Uddin

Published 2026-07-15

📖 6 min read🧠 Deep dive

CC BY 4.0

Original authors: Kingsley Oserei, Sekinant Bamigbade, Godwin Uddin

Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). ✨ This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer

Imagine the European Union (EU) as a giant, ultra-strict gym owner who only lets in members who have proven they aren't polluting the air with their workout gear. To get in, you have to show a "carbon receipt" proving how much pollution your equipment created. If you can't show the receipt, the gym charges you a massive penalty fee just to walk through the door. This is the Carbon Border Adjustment Mechanism (CBAM).

Now, picture Nigeria's manufacturing sector as a talented but struggling athlete trying to join this gym. This athlete is great at making steel, aluminum, cement, and fertilizers, but they've been training in a gym powered entirely by old, smoky diesel generators because the main electricity grid is unreliable.

Here is the story of what happens when these two meet, based on the research by Kingsley Oserei, Sekinant Bamigbade, and Godwin Uddin.

The Big Problem: The "Smoky Gym" vs. The "Strict Gym"

The paper suggests that Nigeria's factories are in a tough spot. Because they rely heavily on fossil fuels (like natural gas and diesel) and don't have a perfect system to measure and report their pollution, they are about to hit a wall.

Think of it like this: If you bake a cake in a kitchen that uses dirty, smoky wood instead of clean electricity, and you want to sell that cake to a health-conscious customer, you have to pay a "pollution tax" on the smoke. If you can't prove exactly how much smoke your oven made, the customer assumes you made the maximum amount of smoke possible and charges you the highest fee.

The authors found that for Nigeria, this "smoke fee" (compliance cost) could be huge. Because Nigerian factories often lack the tools to track their emissions accurately, they might get hit with these "default" high fees. This would make their steel, aluminum, and fertilizers much more expensive to sell in Europe, potentially making them too pricey to compete with other countries that have cleaner factories.

The "Receipt" Gap

The paper points out a specific hurdle: Measurement, Reporting, and Verification (MRV).
Imagine you are trying to sell a handmade toy to a strict toy inspector. The inspector says, "Show me the paper that proves exactly how much plastic waste you used."

The Issue: Many Nigerian factories, especially smaller or informal ones, don't have these "papers." They might not even know exactly how much fuel they burned.
The Result: The paper suggests that without these clear receipts, Nigerian exporters will be forced to pay the "default" high price. This isn't just a small fee; it's a barrier that could stop them from selling their goods in the EU market entirely.

The Trade Balance: A One-Way Street?

The authors look at the trade relationship between Nigeria and the EU. They note that for a long time, Nigeria mostly sent raw materials (like crude oil) to Europe and bought finished goods back. But recently, Nigeria has started sending more manufactured goods like iron, steel, and fertilizers.

The paper highlights a tricky trend: As oil prices fluctuate, Nigeria is trying to sell more of these "CBAM-sensitive" goods. However, the EU is the biggest buyer. If the EU starts charging these pollution fees, it could hurt Nigeria's ability to sell these specific items. The authors suggest this might create a "trade diversion," where Nigerian goods get pushed out of the EU market because they are too expensive, or simply because the paperwork is too hard to handle.

Is It All Bad News?

Not necessarily! The paper suggests that this strict rule could actually be a "wake-up call" or a push to upgrade.
Think of it like a video game where the difficulty level suddenly increases. To keep playing, the player (Nigeria) has to upgrade their character's gear.

The Upgrade: The authors suggest this pressure could force Nigerian companies to invest in cleaner technology, switch to renewable energy, and build better systems to track their pollution.
The Catch: The paper is careful to say this only works if Nigeria gets help. They argue that without money (climate finance) and technology transfers from richer nations, this "upgrade" might be too expensive for Nigerian companies to afford on their own. It's like telling a player to buy a new graphics card to play the game, but not giving them the money to buy it.

What the Paper Rules Out

It is important to know what this paper says is not the solution:

It's not a domestic fix: The paper clarifies that CBAM is a rule set by the EU, not something Nigeria can just "copy and paste" into its own laws. It's a border tax, not a local tax.
It's not a free pass: The paper argues that simply saying "we are trying to be green" isn't enough. You need the hard data (the receipts) to prove it.
It's not a solved problem: The authors do not claim that Nigeria is ready. In fact, they suggest the current situation is risky and that without major changes, the manufacturing sector could lose its competitiveness in Europe.

The Bottom Line

The authors conclude that the EU's new rule is a double-edged sword. On one side, it's a challenge that could hurt Nigeria's exports and jobs if they can't adapt quickly. On the other side, it's a chance to force a modernization of Nigeria's industry.

However, the paper suggests that for this to be a "fair fight," the EU and international partners need to help Nigeria build the infrastructure (like a stable power grid) and the systems (like carbon tracking) needed to meet these new rules. Without that help, the "pollution tax" might just become a wall that keeps Nigerian goods out, reinforcing old inequalities in global trade.

In short: The EU gym is closing its doors to anyone who can't prove they aren't polluting. Nigeria has the talent to play, but it needs to fix its "smoky gym" and get its receipts in order, or it might get locked out of the game.

Technical Summary: Carbon Border Adjustment Mechanism and Nigeria's Manufacturing Sector

Problem Statement
The European Union's Carbon Border Adjustment Mechanism (CBAM), a cornerstone of the European Green Deal, introduces a critical shift in global climate governance by embedding carbon pricing into international trade. This policy aims to prevent carbon leakage and encourage the trade of environmentally sustainable products by imposing carbon-related costs on imports based on their emissions. For Nigeria, this presents a significant challenge to its manufacturing sector. The study identifies that Nigeria's industrial landscape is structurally vulnerable due to a heavy reliance on fossil fuel-based energy (particularly natural gas and thermal power), unstable electricity grids forcing reliance on diesel generators, and a lack of robust domestic carbon pricing systems. Furthermore, the sector suffers from inadequate Measurement, Reporting, and Verification (MRV) mechanisms and limited access to green financing. Without effective adaptation, Nigerian exporters in carbon-intensive sectors—specifically iron and steel, aluminium, cement, fertilizers, and chemicals—face heightened compliance costs, potential application of default carbon values by the EU, and a consequent loss of competitiveness in the EU market.

Methodology
The research employs a Multi-Regional Input–Output (MRIO) analytical framework to assess the spillover effects of CBAM on Nigerian manufacturing. This approach combines bilateral trade-flow analysis with embodied-carbon accounting to track the carbon content of intermediate and final goods across complex global value chains. The study utilizes a consumption-based accounting approach, calculating the embodied carbon ( $C_{embodied}$ ) using the formula:
$C_{embodied} = L \cdot F \cdot y$
Where:

$L$ represents the Leontief inverse matrix capturing economy-wide production linkages.
$F$ denotes the diagonalized vector of sectoral carbon intensities.
$y$ indicates final demand vectors distinguishing EU consumption from domestic absorption.

The analysis focuses on four primary energy-intensive manufacturing sectors (iron, steel, cement, and aluminium) that constitute the main channels of Nigeria's manufacturing exports to the EU and are most immediately affected by CBAM compliance requirements.

Key Results
The analysis reveals that Nigeria's manufacturing sector faces substantial risks due to its structural dependence on carbon-intensive production methods and the absence of a domestic carbon pricing mechanism.

Compliance Costs: The lack of credible emissions reporting systems means that Nigerian exporters risk being assigned default emissions values by the EU, which significantly raises compliance costs and diminishes export competitiveness.
Structural Vulnerabilities: The informal sector's significant role in value chains (e.g., iron and steel) creates information gaps, making it difficult to track carbon content and verify the footprint of raw materials, further disadvantaging Nigerian manufacturers against global suppliers with formal tracking systems.
Trade Dynamics: While crude oil remains a dominant export, the study notes a growing trend in CBAM-sensitive industrial inputs, machinery, and metals. The asymmetry in EU-Nigeria trade relations, where Nigeria exports concentrated carbon-intensive goods, exacerbates vulnerability. The study suggests that without intervention, CBAM could exacerbate trade imbalances and induce trade diversion away from the EU market.
Sector-Specific Impacts: The steel, aluminium, and fertilizer sectors are identified as facing "High" impact risks, requiring immediate investment in energy efficiency and cleaner technologies to maintain market access.

Key Contributions
This study contributes to the discourse on climate policy and trade equity by providing a Nigeria-specific analysis of CBAM implications, addressing a gap in existing literature which often focuses on broader developing economies or the EU perspective.

It quantifies the exposure of Nigeria's manufacturing sectors to carbon-related trade regulations using the MRIO framework.
It highlights the intersection of climate policy and industrial competitiveness, demonstrating how CBAM functions not merely as a climate instrument but as a non-tariff trade barrier for nations with insufficient environmental regulations.
The paper outlines the specific structural bottlenecks (energy instability, informal sector integration, lack of MRV) that hinder Nigeria's ability to meet CBAM requirements.

Significance and Claims
The authors posit that while CBAM poses a threat to Nigeria's export competitiveness and job stability, it simultaneously offers a catalyst for industrial modernization. The paper argues that CBAM can incentivize the adoption of renewable energy, improved energy efficiency, and technological advancement, aligning with the Porter Hypothesis which suggests environmental regulation can spur innovation and long-term productivity.

However, the study maintains a modest stance regarding the immediate feasibility of these transitions. It emphasizes that the success of Nigeria's adaptation depends heavily on strategic policy alignment, including:

Investment in Low-Carbon Technologies: Upgrading the power grid and manufacturing processes.
Institutional Strengthening: Developing domestic carbon accounting systems and MRV frameworks.
International Cooperation: Securing climate finance and technical support from the EU and other partners to address the "climate justice" concerns, as developing economies currently lack the financial and technological capacity to decarbonize independently.

Ultimately, the paper concludes that CBAM is a dual-edged sword: a challenge that risks reinforcing structural inequalities in global trade, but also an opportunity to drive a just and sustainable industrial transition if supported by appropriate domestic reforms and international collaboration.