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Consumer behavior in circular business models: Unveiling conservation and rebound effects 循环商业模式中的消费者行为:揭示节约和反弹效应
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-31 DOI: 10.1016/j.spc.2024.10.022
Michał Bączyk, Vivian Tunn, Ernst Worrell, Blanca Corona
Consumer engagement with circular business models can either foster sustainable consumption or drive circular economy rebound effects. Many studies assessing the environmental benefits of circular business models rely on assumptions about consumer behavior or do not explicitly address rebound effects. Consequently, the environmental benefits of circular business models might be overestimated. To consolidate current knowledge, we revisit 30 empirical case studies of business-to-consumer and consumer-to-consumer circular business models. To critically evaluate the overlap between circular and sustainable consumption, we assess consumer behavior from the perspective of conservation and rebound effects accounting for the contextual factors influencing consumer behavior, and we appraise the environmental impacts of circular consumption. We identify seven rebound mechanisms (consumption accumulation, income rebound, direct and indirect motivational rebound, respending, substitution rebound, and product care rebound) and four conservation mechanisms (consumption reduction, demand displacement, substitution, and product lifetime extension). The results of the environmental impact assessments are aligned with observations about consumer behavior, revealing cases in which circular consumption, compared to linear consumption, leads to both lower impacts despite rebound effects and higher impacts because of backfire effects. Rebound effects seem likely when the value proposition entails convenience or enables new forms of consumption, while conservation effects seem likely when business models promote sufficiency. Our findings emphasize that circular consumption is not inherently sustainable, highlighting the influence of the context of consumption and business model design on consumer behavior. We argue that the mitigation of consumer-level rebound effects should entail a user-centric business model design integrating sustainability principles, as well as consideration of potential rebound effects in a circular economy policy design. This study sheds light on the challenges and opportunities in achieving circular and sustainable consumption. We derive directions for future studies, calling for interdisciplinary approaches integrating psychological and sociological explanations of consumer behavior to identify and quantify rebound effects.
消费者参与循环商业模式既可以促进可持续消费,也可以推动循环经济的反弹效应。许多评估循环商业模式环境效益的研究都依赖于对消费者行为的假设,或者没有明确涉及反弹效应。因此,循环商业模式的环境效益可能被高估。为了巩固现有知识,我们重新审视了 30 个关于企业对消费者和消费者对消费者循环商业模式的实证案例研究。为了批判性地评估循环消费和可持续消费之间的重叠,我们从保护和反弹效应的角度评估了消费者行为,并考虑了影响消费者行为的环境因素,还评估了循环消费对环境的影响。我们确定了七种反弹机制(消费积累、收入反弹、直接和间接动机反弹、呼吸、替代反弹和产品护理反弹)和四种保护机制(消费减少、需求转移、替代和产品寿命延长)。环境影响评估的结果与对消费者行为的观察相吻合,揭示了循环消费与线性消费相比,既会因反弹效应而导致较低的影响,也会因逆火效应而导致较高的影响。当价值主张带来便利或促成新的消费形式时,反弹效应似乎很有可能出现,而当商业模式促进充足消费时,保护效应似乎很有可能出现。我们的研究结果强调,循环消费本质上并不是可持续的,突出了消费环境和商业模式设计对消费者行为的影响。我们认为,要缓解消费者层面的反弹效应,就必须以用户为中心,在商业模式设计中融入可持续发展原则,并在循环经济政策设计中考虑潜在的反弹效应。本研究揭示了实现循环和可持续消费所面临的挑战和机遇。我们为今后的研究指明了方向,呼吁采用跨学科方法,结合心理学和社会学对消费者行为的解释,来识别和量化反弹效应。
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引用次数: 0
Are air travelers willing to pay for mandatory carbon emission policies? Evidence from China 航空旅客是否愿意为强制性碳排放政策买单?来自中国的证据
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-31 DOI: 10.1016/j.spc.2024.10.020
Bao-Jun Tang , Rui Yan , Jun-Yu Chen , Chang-Jing Ji
The aviation industry is one of the fastest-growing sectors in terms of CO2 emissions and also one of the most challenging to decarbonize. China has become the world's second-largest aviation market. While a nationwide mandatory carbon reduction policy has yet to be introduced in China's aviation sector, it may be implemented in the coming years. The implementation of mandatory carbon reduction policies will inevitably raise questions about the distribution of additional costs. Therefore, air travelers' willingness to pay (WTP) and the factors influencing it are critical considerations for policymakers and airlines. However, there is a lack of research on the WTP of Chinese air travelers under mandatory carbon reduction policies. No studies have specifically focused on the regional differences in WTP among air travelers in China. Moreover, existing research on air travelers' WTP for carbon offsets rarely captures the impact of rational, emotional, and social interaction factors. Therefore, this study investigates the WTP of 3424 air travelers across 31 provincial-level administrative regions in China within the context of a carbon tax policy. Using the Heckman two-step model, the study analyzes the impact of rational, emotional, and social interactions on air travelers' WTP. The results indicate that, after removing biased samples, the average WTP among Chinese air travelers is 311.04 CNY ($44.14) per ton of CO2. The highest WTP is observed in the East China region at 341.20 CNY ($48.42) per ton of CO2, while the lowest is in the Northeast region at 263.19 CNY ($37.35) per ton of CO2. Epistemic performance expectancy, social performance expectancy, function performance expectancy, and anticipated pride positively influence WTP. In contrast, effort expectancy negatively impacts WTP. Additionally, social interaction can moderate the effects of certain rational and emotional factors on WTP. It is noteworthy that although anticipated guilt does not directly influence WTP, its positive impact on WTP can be moderated through social interactions. The results of this study can assist governments in formulating effective carbon emission reduction policies for the aviation industry. Moreover, these findings can provide valuable insights for airlines to adjust pricing strategies under mandatory carbon reduction policies, thus holding practical significance.
航空业是二氧化碳排放量增长最快的行业之一,也是最难实现脱碳的行业之一。中国已成为世界第二大航空市场。虽然中国航空业尚未出台全国性的强制碳减排政策,但可能会在未来几年内实施。强制碳减排政策的实施势必会引发额外成本分配的问题。因此,航空旅客的支付意愿(WTP)及其影响因素是政策制定者和航空公司需要考虑的关键因素。然而,目前缺乏对中国航空旅客在强制性碳减排政策下的支付意愿的研究。没有研究专门关注中国航空旅客 WTP 的地区差异。此外,现有关于航空旅客碳抵消 WTP 的研究很少考虑理性、情感和社会互动因素的影响。因此,本研究调查了中国 31 个省级行政区域内 3424 名航空旅行者在碳税政策背景下的 WTP。研究采用 Heckman 两步模型,分析了理性、情感和社会互动因素对航空旅客 WTP 的影响。结果表明,剔除有偏差的样本后,中国航空旅客的平均 WTP 为每吨二氧化碳 311.04 元人民币(44.14 美元)。华东地区的 WTP 最高,为每吨二氧化碳 341.20 元人民币(48.42 美元),东北地区最低,为每吨二氧化碳 263.19 元人民币(37.35 美元)。认识绩效预期、社会绩效预期、功能绩效预期和预期自豪感对 WTP 有正向影响。相比之下,努力预期对 WTP 有负面影响。此外,社会交往可以缓和某些理性和情感因素对 WTP 的影响。值得注意的是,虽然预期内疚感不会直接影响 WTP,但其对 WTP 的积极影响可以通过社会互动得到调节。本研究的结果有助于政府制定有效的航空业碳减排政策。此外,这些研究结果还能为航空公司在强制性碳减排政策下调整定价策略提供有价值的启示,因此具有重要的现实意义。
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引用次数: 0
Sustainability assessment of products of the tropical tree moringa in Ghana with a focus on small-scale producers 以小规模生产者为重点,评估加纳热带树木辣木产品的可持续性
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-30 DOI: 10.1016/j.spc.2024.10.017
Yoel Gebrai , Gideon Danso-Abbeam , Kebreab Ghebremichael , James R. Mihelcic
With their numerous products and uses, multifunctional crops offer an attractive means for improving smallholder farmer livelihoods. This study applies a Life Cycle Sustainability Assessment (LCSA) to Moringa oleifera (moringa), a multifunctional crop with diverse applications in nutrition, cosmetics, and water treatment. The LCSA includes an Environmental Life Cycle Assessment (ELCA), Social Life Cycle Assessment (SLCA), and Life Cycle Costing (LCC). Surveys were conducted with 58 smallholder farmers and five moringa processors in Ghana. The ReCiPe 2016 Midpoint method was used for the ELCA. The 10-year Net Present Value (NPV) and Payback Period (PBP) were calculated for farmers and processors in the LCC. The SLCA focused on the Worker stakeholder category, particularly smallholder farmer impacts, including indicators for Next Generation Farming, Inclusiveness, Access to Services, Food Security, and Livelihood. A composite sustainability score was calculated from the ELCA, SLCA, and LCC results using the Characteristic Objects Method (COMET), a multi-criteria decision analysis method resistant to rank-reversal. The study compared five supply chains: leaf-only, leaf-and-seed, leaf-and-seed with seedcake reuse, seed-only, and seed-only with seedcake reuse. Environmental hotspots were identified in leaf and seed collection. Economically, leaf-only cultivation provided the highest 10-year NPV for farmers, while seed-only with seedcake reuse yielded the highest NPV for processors. The leaf-only supply chain had the best PBP for both farmers and processors. Socially, leaf-only cultivators outperformed reference points across all indicators, making it the most socially sustainable supply chain. Our findings highlight that improving market access, organizing seed cultivators into farmer-based groups, and optimizing farm gate product collection can enhance the sustainability of moringa supply chains, offering a model for other multifunctional crops in rural development. This study is the first to integrate LCSA with COMET, a promising approach that could be adopted in other sustainability assessment case studies.
多功能作物具有多种产品和用途,为改善小农生计提供了极具吸引力的手段。本研究将生命周期可持续性评估(LCSA)应用于油辣木(Moringa oleifera),这是一种多功能作物,在营养、化妆品和水处理方面有多种用途。LCSA 包括环境生命周期评估 (ELCA)、社会生命周期评估 (SLCA) 和生命周期成本计算 (LCC)。对加纳的 58 个小农和 5 个辣木加工商进行了调查。ELCA 采用 ReCiPe 2016 中点法。在 LCC 中为农民和加工商计算了 10 年净现值 (NPV) 和投资回收期 (PBP)。SLCA 侧重于工人利益相关者类别,尤其是对小农的影响,包括下一代农业、包容性、服务获取、食品安全和生计指标。使用特征对象法 (COMET),从 ELCA、SLCA 和 LCC 的结果中计算出了可持续性综合得分,COMET 是一种抗等级逆转的多标准决策分析方法。该研究比较了五种供应链:纯叶片供应链、叶片和种子供应链、叶片和种子及种子饼再利用供应链、纯种子供应链和纯种子及种子饼再利用供应链。研究发现了叶片和种子采集过程中的环境热点。在经济上,纯叶种植为农民提供了最高的 10 年净现值,而籽饼再利用的纯籽种植则为加工商提供了最高的净现值。对农民和加工商来说,纯树叶供应链的 PBP 都是最好的。在社会方面,纯树叶种植者在所有指标上都优于参考点,使其成为最具社会可持续性的供应链。我们的研究结果突出表明,改善市场准入、将种子种植者组织到以农民为基础的团体中,以及优化农场门口的产品收集,可以提高辣木供应链的可持续性,为农村发展中的其他多功能作物提供一个范例。本研究首次将 LCSA 与 COMET 相结合,这是一种很有前途的方法,可在其他可持续性评估案例研究中采用。
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引用次数: 0
Circularity assessment of product-service systems using system dynamics modeling 利用系统动力学建模评估产品服务系统的循环性
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-30 DOI: 10.1016/j.spc.2024.10.021
Max Werrel, Matthias Klar, Jan C. Aurich
Product-Service Systems (PSS) show the potential to implement the principles of a circular economy based on their characteristics, such as the use of an extended value network or the access of the PSS provider after distribution. PSS research shows that PSS are not inherently circular but must be designed specifically towards circularity. This requires an assessment method that can quantify the dimensions of circularity.
In this paper, an assessment method based on system dynamics (SD) modeling is presented that allows the use of raw materials and the generation of waste to be evaluated in the context of PSS. The SD model is based on a conceptual integration of circular economy strategies into the lifecycle of PSS. The model formulation is described in detail and validated with several tests. The capabilities of the assessment approach are presented in an application scenario. The results show that SD modeling can be used for circularity assessment and can possibly serve as a starting point to enhance circularity.
产品-服务系统(PSS)根据其特点,如使用扩展的价值网络或在分销后获得 PSS 供应商,显示出实施循环经济原则的潜力。对 PSS 的研究表明,PSS 本身并不具有循环性,而是必须专门为实现循环性而设计。本文介绍了一种基于系统动力学(SD)建模的评估方法,可以在 PSS 的背景下评估原材料的使用和废物的产生。SD 模型基于将循环经济战略融入 PSS 生命周期的概念。对模型的制定进行了详细描述,并通过若干测试进行了验证。在一个应用场景中介绍了评估方法的能力。结果表明,可持续发展模型可用于循环性评估,并有可能成为提高循环性的起点。
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引用次数: 0
Toward a collaborative circular ecosystem within the built environment 在建筑环境中建立协作式循环生态系统
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-29 DOI: 10.1016/j.spc.2024.10.019
Phuc Huynh Evertsen, Vegard Knotten
The built environment has drastically transitioned toward the circular economy (CE) to reduce carbon footprint, waste emission, and resource consumption. The circular ecosystem with close collaboration between diverse actors is critical to the sector's CE transition success. However, a holistic perspective on the circular ecosystem of the built environment remains lacking. This paper provides new insights into the complex and intricate dynamics of actor collaborations in the circular building ecosystems on the niche and regime levels. Moreover, this study shows the orchestrating roles of the municipalities and developers as the ‘keystone’ actors in the circular ecosystem. It also stresses the increasingly significant roles of new actors as the driving forces for the socio-technical paradigm shift toward CE in construction. The actor collaboration in the circular building ecosystem has been shifted to more collaborative and multi-dimensional (i.e., top-down, bottom-up, and horizontal). We also map the actor networks using CE principles and explain the importance of addressing incentives for stronger actor collaborations. Finally, this paper provides policy and managerial implications to reinforce collaboration dynamics and CE practices in the built environment.
建筑环境已急剧向循环经济(CE)转型,以减少碳足迹、废物排放和资源消耗。不同参与者之间密切合作的循环生态系统对于该行业成功实现循环经济转型至关重要。然而,目前仍缺乏对建筑环境循环生态系统的整体视角。本文从利基和制度两个层面,对循环型建筑生态系统中参与者之间错综复杂的合作动态提出了新的见解。此外,本研究还显示了市政当局和开发商作为循环生态系统中的 "基石 "参与者所发挥的协调作用。本研究还强调了新的参与者作为社会技术范式向建筑中的消费电子转变的推动力所发挥的日益重要的作用。在循环建筑生态系统中,参与者的合作已转向更具协作性和多维性(即自上而下、自下而上和横向)。我们还利用 CE 原则绘制了行为者网络图,并解释了为加强行为者合作而解决激励问题的重要性。最后,本文提出了在建筑环境中加强协作动力和 CE 实践的政策和管理影响。
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引用次数: 0
Company views of consumers regarding sustainable packaging 公司消费者对可持续包装的看法
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-29 DOI: 10.1016/j.spc.2024.10.018
Carsten Herbes , Ellen Mielinger , Victoria Krauter , Elena Arranz , Rosa María Cámara Hurtado , Begonya Marcos , Fátima Poças , Salvador Ruiz de Maya , Ramona Weinrich
In the transition towards more sustainable food packaging, food companies play a key role: they decide what type of packaging to use in their production. Past research posits that corporate decision making on sustainable packaging is driven by perceived consumer demand, making it important to understand how companies see consumers, a topic largely neglected in the literature. Our study aims at uncovering how food packaging professionals see consumer demand for sustainable packaging. We performed qualitative interviews with packaging professionals from food companies in Germany, Austria, Spain, and Portugal; we then performed qualitative content analysis on the responses. The results show that half of our interviewees think that sustainability in packaging does not matter to consumers. Further, pertaining to the packaging life cycle, packaging professionals believe that consumers pay more attention to attributes related to raw materials, i.e. the beginning of the packaging life cycle, preferring paper and rejecting plastics. Interviewees demonstrate scant awareness of consumer research which shows that bio-based materials, biodegradability and recycled materials matter to consumers. Our interviewees frequently criticized consumers, presenting what we identify as narratives of disempowerment whereby responsibility for sustainable packaging is not theirs. First, they perceive consumers as an obstacle. Second, they describe their own position as not very powerful vis-à-vis packaging manufacturers and retailers. And third, they are often unsure about consumer attitudes, knowledge or behavior. This assignment of responsibility for packaging decisions to retailers and consumers emerges as a strong barrier to the expansion of sustainable packaging. Analyzing the perceptions that companies have of consumers may help in better aligning consumer attitudes and behaviors and company strategies for sustainable packaging.
在向更可持续的食品包装过渡的过程中,食品企业扮演着关键角色:它们决定在生产中使用哪种类型的包装。过去的研究认为,企业在可持续包装方面的决策是由消费者的需求感知驱动的,因此了解企业如何看待消费者就显得尤为重要,而这一话题在文献中大多被忽视。我们的研究旨在揭示食品包装专业人士如何看待消费者对可持续包装的需求。我们对来自德国、奥地利、西班牙和葡萄牙食品公司的包装专业人士进行了定性访谈,然后对回答进行了定性内容分析。结果显示,半数受访者认为消费者并不关心包装的可持续性。此外,关于包装的生命周期,包装专业人士认为,消费者更关注与原材料相关的属性,即包装生命周期的起始阶段,他们更喜欢纸张而拒绝塑料。受访者对消费者研究的了解甚少,而这些研究表明,生物基材料、生物降解性和可回收材料对消费者很重要。我们的受访者经常批评消费者,提出了我们所认为的失权叙事,即可持续包装的责任不在消费者。首先,他们认为消费者是障碍。其次,相对于包装生产商和零售商,他们认为自己的地位并不强大。第三,他们往往不清楚消费者的态度、知识或行为。这种将包装决策的责任推给零售商和消费者的做法,成为扩大可持续包装的强大障碍。分析公司对消费者的看法有助于更好地调整消费者的态度和行为以及公司的可持续包装战略。
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引用次数: 0
Integrating edible insect into circular agriculture for sustainable production 将食用昆虫纳入循环农业,促进可持续生产
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-28 DOI: 10.1016/j.spc.2024.10.015
Bonoukpoè Mawuko Sokame , Joel Cornelius Runyu , Henri E.Z. Tonnang
Sustainable agriculture faces the challenge of balancing environmental stewardship, food security, and the needs of a growing global population. This study examines how integrating edible insect farming into a circular agriculture can enhance traditional cropping and livestock practices, thus improving environmental sustainability, food security, and economic growth. Using system Causal Loop Diagram (CLD), the study constructed, with multi-stakeholder engagements support, a detailed system map of sustainable agriculture incorporating insect, crop, and livestock farming. The network analysis of the CLD used a directed adjacency matrix of 39 variables and 101 edges of the system to reveal key determinants that are central to the system's efficiency, robustness, and overall dynamics through various centrality measures. Through stocks and flows model simulations, four scenarios of the system, focusing on black soldier fly (BSF) and cricket farming with maize and poultry operations were evaluated. The BSF and crickets are evaluated for their dual role in waste reduction and nutrient cycling, which are pivotal in promoting agricultural sustainability and resilience. The system's feedback loops revealed intricate interactions between insect, crop, and livestock farming, with loops B1-B18 and R1-R17 showing sustainable cycles. Network analysis revealed rapid information spread with an average path length of 3.89, low edge density of 6.82 %, and highlighted insect rearing, employment, labour, and farmer population as pivotal determinants influencing the system's dynamics and efficiency. The stocks and flows model simulations showed significant synergies between insect farming and traditional agriculture. Key findings revealed that the integration of BSF and cricket farming into maize and poultry systems led to 30 % increase in maize production, 20 % increase in poultry weight with 6000 kg of dried BSF larvae and 4000 kg of crickets produced over 5 years. The annual profits increased to $1400 from BSF farming and over $1000 from cricket farming. The study highlights the critical role of systemic interactions and feedback loops in optimizing agricultural outputs and sustainability goals to significantly boost productivity and economic viability in sustainable agriculture. It catalyses a paradigm shift towards innovative, resilient, and circular agricultural practices globally. The study advocates for the adoption of edible insect farming as a cornerstone of sustainable agriculture within a circular agriculture, highlighting its potential to significantly improve food security, environmental sustainability, and economic viability. Recommendations include promoting insect farming, supporting smallholder farmers, investing in research and development, enhancing market access, and incorporating circular economy principles into agricultural policies.
可持续农业面临着平衡环境管理、粮食安全和不断增长的全球人口需求的挑战。本研究探讨了如何将食用昆虫养殖纳入循环农业,以加强传统的种植和畜牧业实践,从而提高环境可持续性、粮食安全和经济增长。这项研究利用系统因果循环图(CLD),在多方利益相关者参与的支持下,构建了一个包含昆虫、作物和畜牧业的可持续农业详细系统图。因果循环图的网络分析使用了由 39 个变量和 101 条系统边组成的有向邻接矩阵,通过各种中心度量,揭示了对系统效率、稳健性和整体动态至关重要的关键决定因素。通过存量和流量模型模拟,对该系统的四种情景进行了评估,重点是黑实蝇(BSF)和蟋蟀养殖以及玉米和家禽养殖。对黑实蝇和蟋蟀进行评估,是因为它们在减少废物和养分循环方面发挥着双重作用,而这对促进农业可持续性和恢复力至关重要。该系统的反馈回路揭示了昆虫、作物和畜牧业之间错综复杂的相互作用,回路 B1-B18 和 R1-R17 显示了可持续的循环。网络分析显示信息传播迅速,平均路径长度为 3.89,边缘密度较低,仅为 6.82%,并强调昆虫饲养、就业、劳动力和农民人口是影响系统动态和效率的关键决定因素。存量和流量模型模拟显示,昆虫养殖与传统农业之间存在显著的协同效应。主要研究结果表明,将 BSF 和蟋蟀养殖融入玉米和家禽养殖系统后,玉米产量增加了 30%,家禽重量增加了 20%,5 年间共生产了 6000 公斤干 BSF 幼虫和 4000 公斤蟋蟀。养殖 BSF 的年利润增至 1400 美元,养殖蟋蟀的年利润超过 1000 美元。这项研究强调了系统互动和反馈回路在优化农业产出和可持续发展目标方面的关键作用,以显著提高可持续农业的生产率和经济可行性。它推动了全球向创新、弹性和循环农业实践的范式转变。该研究倡导采用食用昆虫养殖作为循环农业中可持续农业的基石,强调其在显著改善粮食安全、环境可持续性和经济可行性方面的潜力。建议包括推广昆虫养殖、支持小农、投资研发、加强市场准入以及将循环经济原则纳入农业政策。
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引用次数: 0
Factors associated with Finnish, German and UK consumers' intentions to test, buy and recommend reusable fast-moving consumer goods packaging 与芬兰、德国和英国消费者测试、购买和推荐可重复使用快速消费品包装的意向相关的因素
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-24 DOI: 10.1016/j.spc.2024.10.011
Angelos Balatsas-Lekkas, Harri Luomala, Kyösti Pennanen
This study investigates factors connected with consumers' intentions to test, buy and recommend reusable packaging for Fast-Moving Consumer Goods (FMCGs) by extending the Theory of Planned Behavior model with positive and negative emotions as facilitators of intentions and all behavioral determinants (i.e. attitude, subjective norm, perceived behavioral control). In addition, the connection of five perceived value dimensions (functional, emotional, social, price, environmental sustainability) and attitudes is explored. A conceptual model and relevant hypotheses were tested with consumers from Finland, Germany, and the UK (total N = 2400) through Partial Least Squares - Structural Equation Modeling (PLS-SEM). Main results show that positive emotions have a key role in consumers' assessment of reusable FMCG packaging: They have a direct and strong influence on intentions and also influence perceived behavioral control and subjective norms. Additionally, none of the examined perceived values had a significant connection with consumers' attitudes. Consumers' adoption of reusable FMCG packaging solutions can be encouraged through positive emotional experiences related to packaging reuse. Behavioral change and marketing strategies can support consumers' experiences by considering affect (e.g., positive emotions), cognition (e.g., perceived behavioral control), and social expectations (e.g., subjective norms) as influential factors.
本研究通过扩展 "计划行为理论 "模型,将积极情绪和消极情绪作为意图和所有行为决定因素(即态度、主观规范、感知行为控制)的促进因素,调查了与消费者测试、购买和推荐快速消费品(FMCGs)可重复使用包装的意图相关的因素。此外,还探讨了五个感知价值维度(功能、情感、社会、价格、环境可持续性)与态度之间的联系。通过偏最小二乘法-结构方程模型(PLS-SEM),对芬兰、德国和英国的消费者(总人数 = 2400)进行了概念模型和相关假设的测试。主要结果表明,积极情绪在消费者对可重复使用快速消费品包装的评估中起着关键作用:积极情绪对消费意向有直接而强烈的影响,同时也影响感知行为控制和主观规范。此外,所研究的感知价值都与消费者的态度没有显著联系。可以通过与包装重复使用相关的积极情感体验来鼓励消费者采用可重复使用的快速消费品包装解决方案。行为改变和营销策略可以通过将情感(如积极情绪)、认知(如感知行为控制)和社会期望(如主观规范)作为影响因素来支持消费者的体验。
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引用次数: 0
Towards digitalization of the circular economy in the furniture industry 实现家具行业循环经济的数字化
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-22 DOI: 10.1016/j.spc.2024.10.010
Fabian Wulf , Lisa Hagedorn , Leo Munier , Juliane Balder , Caroline Mathi , Rainer Stark , Alexander Pfriem
Fashionable, cheap furniture of questionable quality is often used for short-term economic gain. If the furniture is not liked, it is quickly discarded. The need to reduce CO2 emissions, dwindling resources and social and political demands contradict this practice and require the implementation of closed-loops material cycles and the introduction of circular business models. A systematic literature review and a case study were conducted to provide a comprehensive overview of current circular economy strategies (e.g. reuse, refurbishment and recycling) implemented in the furniture industry in relation to various key activities of platform companies. As part of the case study, interviews were conducted with stakeholders and experts from the furniture and interior design industry. The European Circular Economy Stakeholder Platform was also consulted. The literature review and the case study show that the furniture industry is in a state of transition. By incorporating designs that allow for improved remanufacturing, refurbishment and reuse, companies in the industry are increasingly starting to consider circular economy patterns. Increasing digitization and servitization are driving new circular business models. Another key finding is that digital platforms are suitable for connecting stakeholders such as manufacturers, service providers and consumers, taking into account the relevant business models. The study also identified motivations, barriers and requirements for the implementation of circular and digital business models in the furniture and interior design industry. There is still a large gap between what can be achieved with a circular economy and its actual implementation.
质量有问题的时尚廉价家具往往被用来谋取短期经济利益。如果家具不受欢迎,很快就会被丢弃。减少二氧化碳排放的需要、日益减少的资源以及社会和政治要求都与这种做法相矛盾,因此需要实施闭环材料循环和引入循环商业模式。我们进行了系统的文献综述和案例研究,以全面了解家具行业当前实施的循环经济战略(如再利用、翻新和回收)与平台公司各种关键活动的关系。作为案例研究的一部分,对家具和室内设计行业的利益相关者和专家进行了访谈。此外,还咨询了欧洲循环经济利益相关者平台。文献综述和案例研究表明,家具行业正处于转型期。通过采用可改进再制造、翻新和再利用的设计,该行业的公司越来越多地开始考虑循环经济模式。日益数字化和服务化正在推动新的循环商业模式。另一个重要发现是,考虑到相关的商业模式,数字平台适合连接制造商、服务提供商和消费者等利益相关方。研究还确定了家具和室内设计行业实施循环和数字化商业模式的动机、障碍和要求。循环经济所能实现的目标与实际实施之间仍有很大差距。
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引用次数: 0
The carbon footprints of consumption of goods and services in Sweden at municipal and postcode level and policy interventions 瑞典市镇和邮编一级商品和服务消费的碳足迹及政策干预措施
IF 10.9 1区 环境科学与生态学 Q1 ENVIRONMENTAL STUDIES Pub Date : 2024-10-21 DOI: 10.1016/j.spc.2024.10.013
Elena Dawkins , Mahboubeh Rahmati-Abkenar , Katarina Axelsson , Rok Grah , Derik Broekhoff
Carbon footprints show the greenhouse gas emissions associated with consumption of goods and services. Many countries now calculate carbon footprints at the national level, published as part of national environmental accounts. However, carbon footprint estimates at the local or regional levels are less common. Municipalities call for consistent and comparable carbon footprint data to support their low carbon transitions.
This study presents estimates of households' carbon footprints for all Swedish municipalities, down to the postcode level. It uses a downscaling approach to disaggregate the Swedish national carbon footprint from the national level to Swedish postcode level, using the best available local data on expenditure, greenhouse gas emissions or other data such as energy use, at the smallest geographical scale. The variation in carbon footprints at municipal and postcode levels is analysed and key contributing consumption categories identified. The study then discusses how these data can and have been used to support policymaking.
The results show considerable variations in average carbon footprints at the postcode level in Sweden, between about 3.7 and 17.8 t CO2eq per capita. Footprints of items such as flights and personal vehicles have high variation, whereas the consumption categories of food, electricity, and clothing are more similar. A strong positive correlation exists between incomes and the total carbon footprint. Carbon footprints from personal vehicles have a negative correlation to population density, while the footprint of clothing, restaurants and flights have a positive correlation to population density.
In terms of policy, several municipalities in Sweden were found to have carbon footprint reduction goals and related policies. A number of municipalities also demonstrated the application of preliminary data from the study for raising public awareness, policymaking, and monitoring progress towards reduction targets. The recommendations for future development and use of these data for policy and decision-making include: (1) ensuring data access, learning and stakeholder engagement with the data; (2) using the data to develop policy visions and goals and associated reduction targets and; (3) designing policy interventions that will reduce carbon footprints, taking into account factors such as variation at the local scale and between consumption categories, geography, socio-economic circumstances, inequalities, and systemic change.
碳足迹显示与商品和服务消费相关的温室气体排放量。目前,许多国家都在国家层面计算碳足迹,并作为国家环境账户的一部分予以公布。然而,地方或区域层面的碳足迹估算并不常见。市政当局呼吁获得一致且可比较的碳足迹数据,以支持其低碳转型。本研究提供了瑞典所有城市家庭碳足迹的估算数据,细化到邮政编码级别。该研究采用降尺度方法,将瑞典全国碳足迹从国家层面分解到瑞典邮政编码层面,在最小的地理尺度上,使用可获得的有关支出、温室气体排放或其他数据(如能源使用)的最佳地方数据。研究分析了市级和邮编级碳足迹的差异,并确定了主要的消费类别。研究结果表明,瑞典邮政编码层面的平均碳足迹差异相当大,在人均约 3.7 吨二氧化碳当量到 17.8 吨二氧化碳当量之间。航班和个人车辆等项目的碳足迹差异较大,而食品、电力和服装等消费类别的碳足迹则较为相似。收入与总碳足迹之间存在很强的正相关性。个人车辆的碳足迹与人口密度呈负相关,而服装、餐馆和航班的碳足迹与人口密度呈正相关。一些城市还展示了将研究中的初步数据应用于提高公众意识、政策制定和监测实现减排目标的进展情况。关于未来开发和使用这些数据制定政策和决策的建议包括(1) 确保数据的获取、学习和利益相关者对数据的参与;(2) 利用数据制定政策愿景和目标以及相关的减排目标;(3) 设计能够减少碳足迹的政策干预措施,同时考虑当地范围内和消费类别之间的差异、地理、社会经济环境、不平等和系统性变化等因素。
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引用次数: 0
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Sustainable Production and Consumption
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