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ORIGINAL RESEARCH article

Front. Environ. Sci.

Sec. Environmental Economics and Management

Volume 13 - 2025 | doi: 10.3389/fenvs.2025.1630688

Talent agglomeration and carbon emissions in China: promotive effect or inhibitory effect? Analysis on heterogeneous bilateral stochastic frontier model

Provisionally accepted
Yue  ZhangYue Zhang1*Xin  YangXin Yang2Qun  WangQun Wang1Chao  LiuChao Liu3Yangjun  RenYangjun Ren1Ting  WangTing Wang1
  • 1Business School, Hohai University, Nanjing, China
  • 2the People’s Hospital of Danyang, Affiliated Danyang Hospital of Nantong University, Danyang, China
  • 3School of Public Administration,, Nanjing, China

The final, formatted version of the article will be published soon.

As the dual imperatives of carbon reduction and economic expansion gain prominence, the pursuit of high-quality development has taken on greater urgency, with talent agglomeration emerging as a critical driving force. However, the specific impact of talent agglomeration on carbon emissions remains unclear. Based on panel data from 30 Chinese provinces spanning 2013 to 2023, this study employs a two-tier stochastic frontier model to identify and decompose the dual impacts of talent agglomeration on carbon emissions. The findings reveal:(1) Talent agglomeration exerts asymmetric bilateral effects, with the inhibitory effect dominating the promotive effect and producing an overall decline in emissions.(2) Over the past decade, the promotive channel increased emissions by 16.2%, whereas the inhibitory channel reduced them by 43.8%, resulting in a net decrease of 27.6% relative to the frontier level, further confirming that the inhibitory effect dominates. (3) The net effect has been predominantly negative, becoming more pronounced after 2020 following a brief uptick in 2014; spatially, the western region achieved the largest reductions, followed by the central and eastern regions, indicating clear spatiotemporal heterogeneity. (4) Heterogeneity analysis further reveals that larger net reductions occur at higher levels of talent agglomeration (≥40%), higher economic development (70–100%), and under stricter environmental regulation, whereas at low urbanization stages the promotive effect dominates but shifts toward inhibition as urbanization deepens. This research contributes to more precise carbon reduction policy recommendations, supporting the dual objectives of economic growth and environmental sustainability.

Keywords: Talent agglomeration, carbon emissions, bilateral stochastic frontier model, Promotive effect, Heterogeneous characteristics

Received: 21 May 2025; Accepted: 20 Aug 2025.

Copyright: © 2025 Zhang, Yang, Wang, Liu, Ren and Wang. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence: Yue Zhang, Business School, Hohai University, Nanjing, China

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