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Digital Economy and Carbon Emission Decoupling: Evidence from a Cross-Country Finite Mixture Model Analysis

デジタル経済と炭素排出デカップリング：クロスカントリー混合分布モデル分析からのエビデンス (AI 翻訳)

Yu Tian, Zhiguo Ding

Sustainability📚 査読済 / ジャーナル2026-04-24#エネルギー転換Origin: Global
DOI: 10.3390/su18094257
原典: https://doi.org/10.3390/su18094257
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🤖 gxceed AI 要約

日本語

デジタル経済（DE）が炭素排出デカップリング（CED）に与える影響を66カ国2011～2022年のデータで分析。2022年時点で41%の国が強力なデカップリング、33%が弱いデカップリングを達成。DEは高等教育国ではCEDを促進するが、人口急増国では阻害。政府効率性やジェンダー平等が促進効果を高め、天然ガスやクリーンエネルギー依存は弱める。DEは低炭素行動を通じて間接的にCEDを促進する一方、信用アクセス容易化でリスクを高める。

English

This study analyzes how the digital economy (DE) heterogeneously impacts carbon emission decoupling (CED) across 66 countries from 2011 to 2022 using a finite mixture model. By 2022, 41% of countries achieved strong decoupling, and 33% weak decoupling. DE enhances CED in high-education countries but hinders it in countries with rapid population growth. Government efficiency and gender equality amplify DE's positive role, while reliance on natural gas or clean energy weakens it. DE indirectly promotes CED via low-carbon behavior but raises risks through easier credit access.

Unofficial AI-generated summary based on the public title and abstract. Not an official translation.

📝 gxceed 編集解説 — Why this matters

日本のGX文脈において

本論文は、デジタル経済が炭素排出デカップリングに及ぼす二面的効果をクロスカントリーで実証しており、日本のGX政策（デジタル活用による脱炭素推進）に示唆を与える。特に、政府効率性やジェンダー平等といった制度的要素がデカップリングを促進する点は、日本がSSBJや有報開示で非財務情報を重視する方向性と整合する。

In the global GX context

This paper provides cross-country evidence on how digital economy can both facilitate and hinder carbon decoupling, offering insights for global GX strategies. It highlights the role of institutional factors (government efficiency, gender equality) in amplifying digital economy's benefits, aligning with international disclosure frameworks like TCFD and ISSB that emphasize governance and social aspects. The findings caution that rapid population growth and fossil fuel dependence can offset digital gains, which is relevant for G20 and developing countries' energy transition planning.

👥 読者別の含意

🔬研究者:Researchers can leverage the finite mixture model approach to study heterogeneous effects of digital economy on decarbonization across institutional contexts.

🏢実務担当者:Corporate sustainability teams can note that investments in digital infrastructure should be coupled with improvements in governance and education to maximize emission reduction impacts.

🏛政策担当者:Policymakers should consider complementing digital economy promotion with measures to enhance government efficiency, gender equality, and low-carbon behavior, while managing credit expansion risks.

📄 Abstract（原文）

Low-carbon energy transition (LET) has become an important global development strategy. However, in the contemporary industrial era, carbon emissions are intricately intertwined with economic growth based on the extensive use of fossil energy. To this end, the key to a more acceptable push for LET is to achieve carbon emissions decoupling (CED). The rapidly developing digital economy (DE) introduces novel possibilities for it. Using a Finite Mixture Model, this study aims to analyze how DE heterogeneously impacts CED across 66 countries from 2011 to 2022. As of 2022, 41% of countries attained strong decoupling status, 33% reached weak decoupling status. In terms of the effect of DE on CED, both chance and challenge are shown. DE exhibits dual effects: it enhances CED in high-education countries but hinders it in countries with rapid population growth. Government efficiency and gender equality amplify DE’s chance role, while natural gas or clean energy reliance weakens it. DE indirectly promotes CED via low-carbon behavior while raising risks through easier credit access. Meanwhile, the heterogeneity of institutional and economic characteristics in countries may influence the effect of DE on CED. These findings offer a theoretical foundation to reconcile economic sustainability with climate mitigation in digital transitions, providing actionable insights for policymakers to leverage DE’s potential in achieving SDG 13.

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