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On education as a risky asset: Should the government help the working students? 教育作为一种风险资产:政府应该帮助打工学生吗?
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-11-22 DOI: 10.1016/j.seps.2025.102388
Corrado Andini , Pedro Telhado Pereira
One of the most important fields of government intervention in the economy is the field of education. In most countries, the government directly manages the provision of education up the secondary level and strongly finances higher-education activities, a policy that is seen as being useful to stimulate growth. Thus, a crucial issue from a socio-economic planning perspective is how to allocate the budget resources efficiently. A key argument in favour of government expenditure is that more education in a society today leads to higher income and tax receipts tomorrow. It follows that the initial public investment is somehow recovered at a later point in time. This argument, however, is typically based on the empirical evidence regarding the average wage returns for individuals who behave like in a standard human-capital model, i.e. individuals who stop schooling and start working. An understudied issue is whether it holds for working students that nowadays represent a significant share of the student population. This paper fills this gap in the literature by providing an economic rationale for government support to working students (e.g. special rights for these students while in higher education). It does so by performing a novel investigation of the return-risk link in education. The way in which it accounts for uncertainty due to pure individual luckiness is unique in the literature.
政府干预经济的最重要领域之一是教育领域。在大多数国家,政府直接管理中学以上教育的提供,并大力资助高等教育活动,这一政策被视为有助于刺激经济增长。因此,从社会经济规划的角度来看,一个关键问题是如何有效地分配预算资源。支持政府支出的一个关键论点是,今天社会中更多的教育将导致明天更高的收入和税收收入。由此可见,最初的公共投资会在稍后的时间点以某种方式收回。然而,这一论点通常是基于对行为符合标准人力资本模型的个人(即停止学业开始工作的个人)的平均工资回报的经验证据。一个未被充分研究的问题是,它是否适用于如今占学生总数很大一部分的在职学生。本文通过为政府支持在职学生(例如,这些学生在接受高等教育期间的特殊权利)提供经济依据,填补了文献中的这一空白。它通过对教育中的回报-风险联系进行一项新颖的调查来做到这一点。它解释纯粹的个人运气带来的不确定性的方式在文献中是独一无二的。
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引用次数: 0
Resilient emergency facilities location–allocation under cascading uncertainty: A two-stage robust optimization model 级联不确定性下的弹性应急设施配置:一个两阶段鲁棒优化模型
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-01 DOI: 10.1016/j.seps.2025.102395
Hongyan Li , Dongmei Yu , Mengyuan Zhang
The growing complexity of disasters originating from natural phenomena, compounded by cascading uncertainty, necessitates resilient emergency facilities location planning to enhance response capabilities. To address this challenge, this study proposes a novel “reinforcement-cascading uncertainty-recovery” framework to enhance system resilience. This framework specifically addresses the cascading effect propagation mechanism (CEPM) from supply-side facility disruptions to demand-side nodes, by integrating pre-disaster reinforcement with post-disaster coordinated response. Based on this framework, we develop a two-stage robust optimization model to jointly optimize facility location, structural reinforcement, and resource allocation decisions. A distinctive feature of our model is the decision-dependent uncertainty set, which captures the endogenous effect of reinforcement strategy on facility disruptions, and the cascading effect of facility disruptions on demand fluctuations. To solve the proposed model, we develop a hybrid methodology by combining a neutralization-based uncertainty transformation method with the column and constraint generation (C&CG) algorithm to reformulate and solve the model. Through the earthquake case in Istanbul, we quantify the effect of reinforcement strategy on network resilience, conduct sensitivity analyses on key parameters, and derive critical managerial insights. Our results indicate that, in comparison to the baseline model without reinforcement strategy, the proposed model reduces the number of facilities that need to be opened by approximately 50% while maintaining the desired service level. These findings provide decision-makers with a practical and efficient strategy for enhancing disaster response capabilities under cascading uncertainty.
由于自然现象造成的灾害日益复杂,再加上层叠的不确定性,有必要制定有弹性的应急设施选址规划,以提高应对能力。为了应对这一挑战,本研究提出了一种新的“强化-级联不确定性-恢复”框架来增强系统的弹性。该框架通过将灾前加固与灾后协调响应相结合,专门解决了从供应侧设施中断到需求侧节点的级联效应传播机制(CEPM)。基于此框架,我们开发了一个两阶段稳健优化模型,以共同优化设施选址、结构加固和资源分配决策。我们的模型的一个显著特征是决策依赖的不确定性集,它捕获了强化策略对设施中断的内生效应,以及设施中断对需求波动的级联效应。为了求解所提出的模型,我们开发了一种混合方法,将基于中和的不确定性转换方法与列和约束生成(C&;CG)算法相结合,以重新制定和求解模型。通过伊斯坦布尔的地震案例,我们量化了加固策略对网络弹性的影响,对关键参数进行了敏感性分析,并得出了关键的管理见解。我们的研究结果表明,与没有强化策略的基线模型相比,所提出的模型在保持所需服务水平的同时,将需要开放的设施数量减少了约50%。这些发现为决策者在级联不确定性下提高灾害响应能力提供了实用有效的策略。
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引用次数: 0
Firms’ disclosure of university ties on their website: An explorative analysis of its role for innovation performance 企业在其网站上披露大学关系:其对创新绩效作用的探索性分析
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-11-22 DOI: 10.1016/j.seps.2025.102387
Bastian Krieger , Stefania Scrofani , Linus Strecke
This paper explores a novel web-based indicator to examine how firms' disclosure of university ties on their websites shapes their innovation performance. First, using data from the German Community Innovation Survey 2023 and the Tenders Electronic Daily database, combined with firms' disclosure of university ties on their website provided by ISTARI.AI, we investigate the indicator's properties by comparing the most frequently disclosed types of university ties: innovation collaborations, university customers, and employee education, with firms' survey responses and their procurement contracts. Second, we analyze how website disclosure of university ties relates to firms' revenues from new or significantly improved products or services, applying Ordinary Least Squares, a Control Function, and a Lewbel Instrumental Variable approach. In sum, the website disclosure of ties with universities is significantly associated with their related survey items and procurement contracts. Moreover, website disclosures show no consistent association with revenues from innovations new-to-the-firm. A consistent statistically significant relationship emerges only for small firms, where website disclosures are associated with higher revenues from market novelties. These findings suggest that our web-based indicator captures ties between firms and universities and that disclosing these ties on firms' websites may influence the market success of their novel products.
本文探索了一种新的基于网络的指标,以检验企业在其网站上披露大学关系如何影响其创新绩效。首先,使用来自德国社区创新调查2023和招标电子日报数据库的数据,结合ISTARI提供的公司在其网站上披露的大学关系。通过比较最常披露的大学关系类型:创新合作、大学客户和员工教育,以及企业的调查回应和采购合同,我们调查了该指标的属性。其次,我们运用普通最小二乘法、控制函数和卢贝尔工具变量方法,分析了网站披露大学关系与公司从新的或显著改进的产品或服务中获得的收入之间的关系。综上所述,网站披露与高校的关系与其相关的调查项目和采购合同有着显著的相关性。此外,网站披露的信息显示,与公司的创新收入没有一致的联系。一个一致的统计显著的关系只出现在小公司,网站披露与更高的收入来自市场的新奇。这些发现表明,我们的基于网络的指标捕捉到了企业与大学之间的联系,而在企业网站上披露这些联系可能会影响其新产品的市场成功。
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引用次数: 0
Capturing and representing the multidimensionality of welfare through structural equation modeling and a goal-based composite indicator with multiple constraints 通过结构方程模型和基于目标的多约束复合指标,捕捉和表示福利的多维度
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-23 DOI: 10.1016/j.seps.2025.102409
Matheus Pereira Libório, Helena Teixeira Magalhães Soares, Caio Cesar Soares Gonçalves, Marcos Flávio Silveira Vasconcelos D'Angelo, Petr Iakovlevitch Ekel
This study examines the concept of multidimensional welfare, which encompasses multiple aspects across various dimensions. The study introduces an approach that combines ranking normalization, structural equation modeling, and a new method for constructing composite indicators. This approach enables improved differentiation of welfare levels, confirming the multidimensional nature of welfare and representing it through a readily understandable unidimensional measure. This innovative approach fills a gap in methodologies by considering the interrelationships between dimensions, avoiding aggregating dimensions that carry little information into the composite indicator, ensuring the composite indicator's multidimensionality, and avoiding making it predominantly explained by a single dimension. Other advantages of this approach include a rigorous explanation of the conceptual framework of multidimensional welfare, avoiding the assignment of equal weights to the dimensions due to the lack of a clear and consistent weighting scheme, and providing transparency in the objective definition of dimension weights. The results indicate that government efforts to provide social services and protection are insufficient to improve welfare levels in the poorest municipalities. Governments should not allocate resources solely to social assistance and protection; instead, they should generate employment and income opportunities and promote digital inclusion, leisure, culture, and sports. In addition to contributing to the welfare literature and informing the formulation of more effective social policies, this study advances the composite indicators literature by offering an innovative weighting scheme that ensures conceptual compatibility and preserves the composite's multidimensionality.
本研究探讨了多维福利的概念,它涵盖了不同维度的多个方面。本文提出了一种结合排序归一化、结构方程建模和构建复合指标的新方法。这种方法能够改进福利水平的区分,确认福利的多维性质,并通过易于理解的单维度量来表示它。这种创新的方法通过考虑维度之间的相互关系,避免将携带很少信息的维度聚合到复合指标中,确保复合指标的多维性,避免主要由单一维度来解释,从而填补了方法上的空白。该方法的其他优点包括对多维福利概念框架的严格解释,避免由于缺乏清晰一致的加权方案而对维度分配相等的权重,并在维度权重的客观定义中提供透明度。结果表明,政府提供社会服务和保护的努力不足以提高最贫穷城市的福利水平。政府不应将资源只分配给社会援助和保护;相反,他们应该创造就业和收入机会,促进数字包容、休闲、文化和体育。除了为福利文献做出贡献并为制定更有效的社会政策提供信息外,本研究还通过提供一种创新的加权方案来推进复合指标文献,该方案确保了概念上的兼容性并保留了复合指标的多维性。
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引用次数: 0
Research on the efficiency of technology transfer in Chinese universities from the perspective of supply and demand 供求视角下的中国高校技术转移效率研究
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-11-13 DOI: 10.1016/j.seps.2025.102382
Shiqing Liu , Minyi He , Qian Zhou , Jun Ma , Zhen Zhao
The primary challenge in China's university technology transfer ecosystem lies in the misalignment between technological achievement supply and market demand. Compounded by regional economic disparities across China's vast territory, significant variations exist in technology transfer performance among universities in different geographical areas. This study employs DEAP2.1 software to implement both the BCC model and the Malmquist index method, enabling comprehensive static and dynamic efficiency evaluations of decision-making units (DMUs) - an innovative approach that addresses current research gaps. Focusing on 31 Chinese mainland regions categorized into four economic zones (eastern, central, western, and northeastern), our analysis reveals the eastern region demonstrates superior supply-demand matching efficiency, while central and western regions exhibit suboptimal resource allocation and lagging technological advancement. Most regions require substantial improvement in technological innovation capacity on the demand side. These findings suggest the need for region-specific policy interventions: Eastern regions may benefit from optimization strategies, whereas central and western regions require transformative policies emphasizing resource reallocation and innovation enhancement. This research contributes both theoretical and practical insights for improving China's technology transfer effectiveness, while offering valuable implications for other economies facing similar developmental challenges.
中国大学技术转移生态系统面临的主要挑战是技术成果供给与市场需求的错位。在中国广袤的土地上,由于地区经济差异,不同地理区域的大学之间的技术转移绩效存在显著差异。本研究采用DEAP2.1软件实现了BCC模型和Malmquist指数方法,实现了决策单元(dmu)的静态和动态综合效率评估,这是一种解决当前研究空白的创新方法。以中国大陆31个地区为研究对象,将其划分为东部、中部、西部和东北四大经济区,结果表明,东部地区的供需匹配效率较高,而中西部地区则表现为资源配置次优和技术进步滞后。大多数区域需要大幅度提高需求端的技术创新能力。研究结果表明,东部地区可能受益于优化策略,而中西部地区则需要注重资源再配置和创新的变革性政策。该研究为提高中国的技术转移效率提供了理论和实践见解,同时也为面临类似发展挑战的其他经济体提供了宝贵的启示。
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引用次数: 0
Optimal resource allocation estimation of agricultural sustainable systems based on inverse network DEA 基于逆网络DEA的农业可持续系统资源最优配置估计
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-24 DOI: 10.1016/j.seps.2025.102410
Jiqiang Zhao , Lijun Cheng , Xianhua Wu
Sustainable agricultural systems are crucial for balancing food security and ecological protection. This study develops a two-stage inverse network data envelopment analysis (DEA) model that incorporates shared inputs and undesirable outputs to evaluate and optimize resource allocation in agricultural production and pollution control. Using data from 31 Chinese provinces (2010–2023), the model estimates optimal resource allocation strategies under constant-efficiency and efficiency-improvement scenarios. Results indicate that although system efficiency is generally improving, notable regional disparities remain. Under constant efficiency, achieving a 5 % output increase requires substantial input growth, particularly in pesticides, whereas efficiency improvement reduces overall inputs by an average of 5.84 %, indicating the role of technological progress in resource conservation. The proposed framework represents a dynamic and practical tool for policymakers to design targeted, forward-looking strategies for sustainable agriculture.
可持续农业系统对于平衡粮食安全和生态保护至关重要。本文建立了一个两阶段的反网络数据包络分析(DEA)模型,该模型将共享投入和不期望产出结合起来,以评估和优化农业生产和污染控制中的资源配置。利用中国31个省份2010-2023年的数据,该模型估计了恒定效率和效率提升情景下的最优资源配置策略。结果表明,虽然系统效率总体上在提高,但区域差异仍然显著。在效率不变的情况下,实现5%的产量增长需要大量的投入增长,特别是在农药方面,而效率的提高平均使总投入减少5.84%,这表明技术进步在资源节约方面的作用。拟议的框架为政策制定者设计有针对性的、前瞻性的可持续农业战略提供了一个动态和实用的工具。
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引用次数: 0
Labor endowment, productive services and farmers' adoption of ecological agriculture: Taking rice-crayfish co-culture model as an example 劳动力禀赋、生产服务与农民生态农业的采用——以稻小龙虾共生模式为例
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-28 DOI: 10.1016/j.seps.2025.102412
Xingjie Yang , Yihang Hu , Huseyin Caliskan , Zhenhong Qi , Qiang Liu
Despite growing emphasis on ecological agriculture, limited attention has been examined how labor endowment and productive services to shape farmers' adoption decisions. This study investigates the synergistic role of labor endowment and productive services in adopting the rice-crayfish co-culture model, using 2023 survey data from small-scale farmers in the middle and lower reaches of the Yangtze River. The results show that labor endowment is a key driver of adoption. Both labor quantity and labor quality increase the likelihood of adoption, by 17.5 % and 3.1 % per additional unit, respectively. Productive services further strengthen these effects. Seedling provision and agricultural supply services mainly amplify the effect of labor quality endowment, while planting and disease prevention services reinforce the overall influence of labor endowment. Marketing services play a distinctive role in enhancing the contribution of labor quality to adoption behavior. Heterogeneity analysis reveals that the positive impact of labor endowment is considerably stronger among production oriented farmers, new business subjects, large-scale grain growers, and farmers with better cultivated land conditions than among subsistence and small-scale farmers. Mechanism analysis shows that labor endowment promotes adoption mainly by improving farmers' ability to learn and master ecological production technologies. The study advances theoretical understanding by demonstrating that productive services in complex ecological agricultural systems operate under a complementarity logic, rather than functioning as substitutes for household labor. These findings provide new empirical evidence on the multidimensional mechanisms linking labor endowment, service provision, and ecological technology adoption.
尽管生态农业越来越受到重视,但对劳动力禀赋和生产性服务如何影响农民收养决定的研究却很少。本文利用长江中下游地区2023年小农调查数据,考察了劳动力禀赋和生产性服务在水稻-小龙虾共养殖模型中的协同作用。结果表明,劳动力禀赋是采用的关键驱动因素。劳动力数量和劳动力质量都会增加被采用的可能性,每增加一个单位分别增加17.5%和3.1%。生产性服务业进一步加强了这些影响。种苗服务和农业供给服务主要放大劳动力素质禀赋效应,种苗服务和防病服务强化劳动力素质禀赋整体效应。营销服务在提高劳动力素质对收养行为的贡献方面具有显著作用。异质性分析表明,劳动力禀赋对生产型农户、新型经营主体、规模化种粮农户和耕地条件较好的农户的正向影响明显强于自耕农和小农。机制分析表明,劳动力禀赋主要通过提高农民学习和掌握生态生产技术的能力来促进采用。该研究通过证明复杂生态农业系统中的生产性服务是在互补逻辑下运作的,而不是作为家庭劳动的替代品,从而推进了理论理解。这些发现为劳动力禀赋、服务供给与生态技术采用之间的多维机制提供了新的实证证据。
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引用次数: 0
Special issue on analytical models and AI for sustainable development – Enhancing decision-making 可持续发展的分析模型和人工智能特刊-加强决策
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-01 DOI: 10.1016/j.seps.2025.102402
Ali Emrouznejad, Dima Rachid Jamali, Panagiotis D. Zervopoulos
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引用次数: 0
Operational performance of urban real estate in China: An additive network DEA model 中国城市房地产经营绩效:一个加法网络DEA模型
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2026-01-02 DOI: 10.1016/j.seps.2025.102414
Hao Zhang , Wattanaporn Nalinrat , Rong Xiang , Anyu Yu , Yue Gao
The real estate industry encompasses sequential sub-processes in operations, including land acquisition, house construction, and house sales and rentals. Investigating the sub-process structure of real estate operations is essential to demystifying and improving the overall operational performance. This study proposes an additive network DEA model to estimate the process-oriented performance of urban real estate operations and capture hidden sub-process performance. The sequential linear programming method is used to address the model's nonlinearity. We further explore the impact of operational performance on housing prices to identify the main underlying driver of China's booming real estate market. The proposed model is applied to assess the operational performance of Chinese urban real estate markets over the past decade. The empirical findings reveal that: (1) performance losses may stem from weaknesses in the housing construction process, with significant improvement potential in overall operational and sub-process performance in most cities. (2) Enhanced performance in the construction process can fuel short-term housing prices increases during market booms. (3) Higher real estate operational performance may initially raise housing prices but ultimately inhibit them in the long term due to limited market demand. Our proposed method framework proves to be an effective tool for policymakers to design wise operational plans for improving real estate operational performance.
房地产行业包括连续的子流程的操作,包括土地收购,房屋建设,房屋销售和租赁。研究房地产经营的子流程结构,对揭示和提高整体经营绩效具有重要意义。本文提出了一种可加性网络DEA模型来估计城市房地产经营的过程导向绩效,并捕捉隐藏的子过程绩效。采用顺序线性规划方法解决了模型的非线性问题。我们进一步探讨了经营绩效对房价的影响,以确定中国蓬勃发展的房地产市场的主要潜在驱动因素。运用该模型对近十年来中国城市房地产市场的运行绩效进行了评估。实证结果表明:(1)绩效损失可能源于住房建设过程中的薄弱环节,大多数城市的总体运营绩效和子流程绩效都有显著的提升潜力。(2)在市场繁荣时期,建设过程中性能的提高会推动房价的短期上涨。(3)较高的房地产经营绩效可能会在初期提高房价,但由于市场需求有限,最终在长期抑制房价。我们提出的方法框架被证明是决策者设计明智的运营计划以提高房地产运营绩效的有效工具。
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引用次数: 0
Context-rich data sets for school operations models and methods 上下文丰富的数据集,用于学校运营模型和方法
IF 5.4 2区 经济学 Q1 ECONOMICS Pub Date : 2026-04-01 Epub Date: 2025-12-08 DOI: 10.1016/j.seps.2025.102406
Aysu Ozel , Karen Smilowitz
In transportation and logistics problems, such as the traveling salesman problem or the vehicle routing problem, the geographic distribution of nodes can significantly impact both the solutions obtained and the performance of solution approaches. Therefore, it is common for researchers to share test instances for meaningful comparisons. In some contexts, this is more challenging when data are protected and cannot be shared. This is particularly true for transportation and logistics problems found in public school operations. Despite growing literature, proposed models and solution approaches are rarely compared across papers because data protection regulations prohibit sharing data. At the same time, randomly generated data can miss critical patterns existing in reality that may impact equitable access to education. In this paper, we introduce a framework to create context-rich data sets for school operations models and methods based on publicly available data that reflect public school district characteristics in the United States.
在交通和物流问题中,如旅行商问题或车辆路线问题,节点的地理分布会显著影响得到的解和求解方法的性能。因此,研究人员共享测试实例以进行有意义的比较是很常见的。在某些上下文中,当数据受到保护且不能共享时,这更具挑战性。在公立学校运营中发现的交通和物流问题尤其如此。尽管文献越来越多,但由于数据保护法规禁止共享数据,因此很少在论文之间比较提出的模型和解决方案方法。与此同时,随机生成的数据可能错过现实中存在的可能影响公平接受教育机会的关键模式。在本文中,我们引入了一个框架,以基于反映美国公立学区特征的公开可用数据为学校运营模型和方法创建上下文丰富的数据集。
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引用次数: 0
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Socio-economic Planning Sciences
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