エネルギー転移・インフォーマル経済圧力と炭素動態：APECにおける再生可能－効率ネクサスの多十年パネル評価
Energy Transitions, Informal Economic Pressures, and Carbon Dynamics: A Multidecadal Panel Assessment of APEC’s Renewable–Efficiency Nexus (原題)
Hang Wang, Chunnan Wang, Zichen Liu
🤖 gxceed AI 要約
日本語
本論文は2001〜2023年のAPEC18カ国を対象に、再生可能エネルギー普及とエネルギー強度変化が一人当たりCO2排出に与える影響を、シャドウエコノミーと経済規模を統制しつつPrais–Winsten回帰（Beck–Katz PCSE）で推計した。再生可能普及・エネルギー収支改善・強度低下はいずれも排出削減に寄与する一方、経済活動とインフォーマル経済の拡大は排出を押し上げ、規模効果が効率改善を上回ることを示す。APEC各国のクリーン技術導入と効率政策、非加盟国との協力の重要性を結論づける。
English
Using a Prais–Winsten regression with Beck–Katz panel-corrected standard errors, this paper estimates how renewable penetration and energy-intensity shifts shaped per-capita CO2 emissions across 18 APEC economies from 2001 to 2023, controlling for energy balance, economic scale, and the shadow economy. Renewables, improved energy balance, and lower energy intensity all reduce emissions, while expanding formal and informal economic activity raises them—scale effects outweigh efficiency gains. It concludes APEC economies are pivotal to global clean-energy pathways and efficiency policy.
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
日本はAPEC加盟国として再エネ導入と省エネ政策を進めており、本稿の「規模効果が効率改善を上回る」知見は、GX推進における経済成長と排出削減の両立設計（GXリーグ、SSBJ開示と整合する脱炭素投資判断）に示唆を与える。ただし開示・会計枠組みには直接言及しない。
In the global GX context
For global disclosure scholarship, this paper supplies macro-level empirical backing for transition-plan assumptions used under TCFD/ISSB: it quantifies how renewable deployment and efficiency gains translate into emissions reductions, and warns that growth and informal activity can offset them—useful context for scenario analysis and transition-finance credibility assessments.
👥 読者別の含意
🔬研究者:APEC規模のマクロパネルで再エネ・効率と排出の弾性値を提供し、シャドウエコノミーを統制した点が実証的貢献。
🏢実務担当者:自社の再エネ調達・省エネ投資が国レベル排出削減にどう寄与するかのマクロ文脈を把握できるが、直接の開示要件には触れない。
🏛政策担当者:再エネ・効率政策の効果は経済規模拡大とインフォーマル経済により相殺されうるため、政策設計では規模効果を織り込む必要がある。
📄 Abstract（原文）
International pressure to reduce the emissions of greenhouse gases has turned scientists' focus to determining the actual environmental impact of the expansion of clean energy and the improvement of energy efficiency at the macro-economic level. This paper does not focus on the renewable-energy penetration per se, but on how the renewable-energy penetration, combined with shifts in energy intensity, translates into per capita carbon dioxide emissions in 18 Asia-Pacific Economic Cooperation (APEC) economies between 2001 and 2023. The empirical approach builds on this core relation, incorporating global energy-balance conditions, overall economic performance, and the shadow-economy footprint, while using a Prais–Winsten regression with panel-corrected standard errors (Beck–Katz PCSEs) to account for the serial correlation and contemporaneous cross-sectional dependence. The empirical results show that modern renewables increased, energy balance indicators improved, and energy intensity decreased all have an impact on the reduction of per capita CO2 emissions, reflecting the environmental benefits of structural energy system changes in the region. Scaling up economic activities and informal economic activities, in contrast, put upward pressure on carbon emissions, indicating the existence of scale effects which outweigh efficiency gains. All of these findings suggest that as key parties to global energy demand, APEC economies have a significant role to play in shaping global energy pathways through the deployment of clean-energy technologies, the enforcement of energy efficiency policies, and the cooperation with non-member economies to support a cleaner, more resilient global energy future.
🔗 Provenance — このレコードを発見したソース
- openalex https://doi.org/10.1016/j.iref.2026.105911first seen 2026-10-01 05:00:49
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