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Unravelling the Factors Influencing Construction Organisations’ Intention to Adopt Big Data Analytics in South Africa 揭示影响南非建筑组织采用大数据分析的因素
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-08-15 DOI: 10.5130/ajceb.v21i3.7634
D. Aghimien, M. Ikuabe, C. Aigbavboa, Ayodeji Emmanuel Oke, Wealthy Shirinda
The construction industry has been producing massive data that can be transformed for improved decision-making and better construction project delivery. However, the industry has been adjudged as a slow adopter of digital technologies such as big data analytics (BDA) to improve its service delivery. The implication of this slow adoption is the lack of innovativeness and unsustainable project delivery that has characterised the industry in most countries, particularly in developing ones like South Africa. Therefore, this study assessed the intention to adopt BDA by construction organisations using the unified theory of technology adoption and use of technology (UTAUT) model. A post-positivism philosophical stance was employed, which informed the use of quantitative research with a questionnaire designed to solicit information from construction organisations in South Africa. Data analysis was done using Cronbach alpha to test for reliability and Fuzzy Synthetic Evaluation to evaluate the impact of the different constructs of the UTAUT on the adoption of BDA by construction organisations in South Africa. The study found that variables relating to facilitating conditions, performance expectancy, and social influence will significantly impact an organisation’s intention to adopt BDA. However, issues surrounding effort expectancy, resistance to use, and perceived risk cannot be overlooked as they also have high impact levels. The study provides an excellent theoretical and practical contribution to the existing discourse on construction digitalisation.
建筑行业一直在产生大量数据,这些数据可以转化为改进决策和更好地交付建筑项目。然而,该行业被评价为采用大数据分析(BDA)等数字技术来改善服务交付的速度较慢。这种缓慢采用的含义是缺乏创新性和不可持续的项目交付,这是大多数国家,特别是像南非这样的发展中国家的行业特征。因此,本研究使用技术采用和使用统一理论(UTAUT)模型评估了建筑组织采用BDA的意图。采用了后实证主义的哲学立场,这为定量研究的使用提供了信息,并设计了一份问卷,旨在向南非的建筑组织征求信息。数据分析使用Cronbach alpha来测试可靠性,并使用模糊综合评价来评估UTAUT的不同结构对南非建筑组织采用BDA的影响。研究发现,与促进条件、绩效预期和社会影响相关的变量将显著影响组织采用BDA的意愿。然而,围绕工作预期、使用阻力和感知风险的问题也不能被忽视,因为它们也有很高的影响水平。该研究为现有的建筑数字化论述提供了极好的理论和实践贡献。
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引用次数: 6
Development of Lean Approaching Sustainability Tools (LAST) Matrix for Achieving Integrated Lean and Sustainable Construction 开发精益接近可持续工具(LAST)矩阵,实现精益和可持续建设的集成
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-08-15 DOI: 10.5130/ajceb.v21i3.7653
Mughees Aslam, Zhili Gao, Gary Smith
Challenges exist across the three dimensions of construction sustainability (economic; social and environmental) due to low productivity, waste, safety, and environmental hazards attributed to existing construction management practices.  Lean construction (LC) has been widely accepted as a robust philosophy to enable sustainable construction (SC) practices. However, the existing literature is more inclined toward defining the integration between LC and sustainability through LC practices and techniques. Little research tackles the challenges of achieving sustainable goals within the current practices. Therefore, this paper aims to present a strategy that can help the construction industry overcome the challenges of SC in the traditional construction management practice by using LC. The challenges of SC are identified through a systematic literature review approach with metadata analysis. Compared with LC principles, tools and techniques, the strategy focused on identifying (1) the power and potential of LC principles and (2) the best LC practices/techniques that help in overcoming these SC challenges. The study results showed 20 out of 32 challenges identified can be overcome by using LC integrated with SC. Finally, a Lean Approaching Sustainability Tools (LAST) matrix is developed to provide guidelines to the construction stakeholders for the selection of LC practices/tools/techniques in overcoming the top 15 most important challenges.
挑战存在于建筑可持续性的三个维度(经济;社会和环境)由于低生产力,浪费,安全和环境危害归因于现有的施工管理实践。精益建设(LC)已被广泛接受为一个强大的理念,使可持续建设(SC)实践。然而,现有文献更倾向于通过LC实践和技术来定义LC与可持续性之间的整合。很少有研究解决在当前实践中实现可持续目标的挑战。因此,本文旨在提出一种策略,可以帮助建筑行业克服传统施工管理实践中使用LC对SC的挑战。通过系统的文献回顾方法和元数据分析来确定SC的挑战。与LC原则、工具和技术相比,该战略侧重于确定(1)LC原则的力量和潜力,以及(2)有助于克服这些SC挑战的最佳LC实践/技术。研究结果显示,32个挑战中有20个可以通过使用LC与SC相结合来克服。最后,开发了一个精益接近可持续性工具(LAST)矩阵,为建筑利益相关者提供指导,以选择LC实践/工具/技术来克服前15个最重要的挑战。
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引用次数: 1
Challenges to the Implementation of Sustainable Construction Practices in Libya 在利比亚实施可持续建筑实践的挑战
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-08-15 DOI: 10.5130/ajceb.v21i3.7647
Aussama Khalil, A. Rathnasinghe, U. Kulatunga
Sustainability is considered to be a central part of every global policy change because of the likelihood of negative effects of particular policies on the already endangered environment and on society. Whilst sustainability is receiving significant attention in construction sectors in developed countries, this seems to be less true for developing countries. Thus, this study explores the challenges faced by the construction sector in one such developing country, Libya, in integrating sustainability practices into its common scope of activities. The study adopted a mixed research approach consisting of a questionnaire survey and expert interviews. Completed questionnaires (134 No.) were analysed using statistical techniques. The findings from the survey informed the topics for the interviews with 10 experts where the collected data were analysed through content analysis. The outcomes of the research explained that the awareness of sustainability in construction was weak in the practice of the Libyan construction sector. Additionally, the failure of supporting institutions to create an effective application of sustainability guidelines, lack of stricter legislation, building codes or standards were also found to be major challenges. The study contributed to knowledge by providing a better understanding of sustainability and clarified the main challenges faced by the stakeholders and which they have to consider in order to improve sustainable construction in Libya. The practical implications of the study include the strategies identified to avoid or minimise the challenges and their consequences.
可持续性被认为是每一项全球政策变化的核心部分,因为特定政策可能对已经受到威胁的环境和社会产生负面影响。虽然可持续性在发达国家的建筑部门得到了极大的重视,但在发展中国家似乎不是这样。因此,本研究探讨了发展中国家利比亚建筑业在将可持续性做法纳入其共同活动范围方面所面临的挑战。本研究采用问卷调查与专家访谈相结合的研究方法。使用统计技术对完成的问卷(134号)进行分析。调查结果为10位专家的访谈主题提供了信息,并通过内容分析对收集的数据进行了分析。研究结果说明,在利比亚建筑业的实践中,对建筑可持续性的认识较弱。此外,支助机构未能有效实施可持续性准则,缺乏更严格的立法、建筑规范或标准,也被认为是主要的挑战。该研究提供了对可持续性的更好理解,并澄清了利益相关者面临的主要挑战,以及他们为了改善利比亚的可持续建筑而必须考虑的问题,从而促进了知识的发展。该研究的实际意义包括确定避免或尽量减少挑战及其后果的策略。
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引用次数: 2
Evaluating the Efficacy of a Dedicated Last Planner® System Facilitator to Enhance Construction Productivity 评估一个专门的Last Planner®系统促进者的效率,以提高施工效率
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-08-15 DOI: 10.5130/ajceb.v21i3.7640
William Power, Derek Sinnott, P. Lynch
Construction unknowingly plans for poor levels of productivity with substantial waste, inefficiency, and rework stemming from a proliferation of non-value-adding activities embedded within traditional delivery processes. This approach negatively influences construction’s economic and environmental sustainability. Last Planner® System (LPS) is a key tool of Lean Construction (LC) and is lauded as a value-add process that prioritises flow efficiency by addressing workflow variability and waste elimination on construction projects. This research evaluates how the presence of a dedicated knowledgeable and competent LPS Facilitator, enabling a complete LPS implementation, contributes to improved construction flow, efficiency, and productivity. The study adopted a mixed-methods approach utilising case study design and data collected from a literature review, site observation diary, site documentation analysis, and semi-structured interviews. Limitations exist around small survey size, lack of generalisability, and potential bias of researchers. Findings posit considerable productivity increase; more reliable, predictable, and stable workflow; enhanced team collaboration; as well as accrual of safety, quality, cost, and schedule benefits. Embedding a knowledgeable and competent LPS Facilitator appears to assist successful implementation of LPS with sectoral and societal value-add opportunities.  
在不知情的情况下,由于传统交付过程中嵌入的非增值活动的激增,建设计划的生产力水平很低,并且存在大量的浪费、低效率和返工。这种方法对建筑的经济和环境可持续性产生负面影响。Last Planner®System (LPS)是精益施工(LC)的关键工具,被誉为通过解决施工项目的工作流程可变性和消除浪费来优先考虑流程效率的增值过程。本研究评估了一个专业的知识渊博和有能力的LPS促进者的存在,使一个完整的LPS实施,有助于改善施工流程,效率和生产力。该研究采用混合方法,利用案例研究设计和从文献综述、现场观察日记、现场文件分析和半结构化访谈中收集的数据。局限性在于调查规模小,缺乏普遍性,以及研究人员的潜在偏见。研究结果表明,生产率显著提高;更可靠、可预测、稳定的工作流程;加强团队协作;以及安全、质量、成本和进度效益的累积。嵌入一个知识渊博和有能力的LPS促进者似乎有助于成功实施具有部门和社会增值机会的LPS。
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引用次数: 6
Assessing Psychological Safety in Lean Construction Projects in the United States 美国精益建设项目的心理安全评估
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-08-15 DOI: 10.5130/ajceb.v21i3.7657
Sevilay Demirkesen, Emel Sadikoglu, Eshan Jayamanne
The construction industry is hazardous, which requires careful consideration of occupational health and safety measures. Among various strategies that are proposed to enhance construction safety, Lean construction practices were widely implied and proved to be effective. However, the link between Lean implementation and construction safety has not been completely studied yet in previous research in terms of psychological safety context. This study implies that psychological safety is of utmost importance in terms of explaining the association between Lean and safety. Lean implementation elements such as respect for people, trust, leadership, and continuous improvement positively affect employees’ psychological safety. In this context, semi-structured interviews and a survey were conducted with employees working in U.S. construction companies. The interviews provided that the majority of the construction employees do not feel psychologically safe at their workplaces either in traditional or Lean construction projects due to a number of reasons such as heavy workload, and deadline pressures. However, it was found that construction workers feel safer psychologically in Lean construction projects compared to traditional projects. According to the interview results and literature review, a conceptual model was proposed. Therefore, this study can contribute to the research area of psychological safety in the construction industry.
建筑业是危险的,需要仔细考虑职业健康和安全措施。在提出的各种提高施工安全的策略中,精益施工实践被广泛暗示并被证明是有效的。然而,以往的研究还没有从心理安全的角度对精益实施与建筑安全之间的联系进行全面的研究。本研究表明,心理安全在解释精益与安全之间的关系方面是至关重要的。尊重人、信任、领导、持续改进等精益实施要素对员工心理安全产生积极影响。在此背景下,对在美国建筑公司工作的员工进行了半结构化访谈和调查。访谈表明,由于工作量大,截止日期压力大等原因,大多数建筑员工在传统或精益建筑项目中都没有在工作场所感到心理安全。然而,研究发现,与传统项目相比,建筑工人在精益建设项目中感到心理安全。根据访谈结果和文献综述,提出了一个概念模型。因此,本研究可以为建筑行业心理安全的研究领域做出贡献。
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引用次数: 5
Effect of Encouragement-based Management Mechanism on Construction Firms’ Manpower Development: An Empirical Study from Vietnam 激励型管理机制对建筑企业人力资源开发的影响:来自越南的实证研究
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-05-29 DOI: 10.5130/AJCEB.V21I2.7564
C. Dang, Long Le-Hoai, Vachara Peansupap
The construction industry should seek to enrich its workforces due to the increasing lack of trained and skilled employees. This study attempts to investigate the relationship between encouragement-based management mechanism (EMM) and manpower development (MD) in construction firms and examine the moderating effect of firm size on this relationship by conducting bivariate Pearson correlation and hierarchical multiple regression analyses to analyse empirical data collected from 79 construction firms in Vietnam. The results show that EMM positively affected MD, and this positive effect was stronger in small/medium-sized construction firms than in large firms. The findings could provide construction firms in Vietnam, as well as other developing countries, with a better understanding of the effect of EMM on MD. Hence, they could establish appropriate and wise encouragement-based strategies to enhance their manpower. This study could contribute to the extant literature on construction manpower development by providing empirical evidence of the EMM−MD relationship in the context of construction firms. 58 DECLARATION OF CONFLICTING INTEREST The author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article. FUNDING This research was funded by Vietnam National University Ho Chi Minh City (VNU-HCM) under grant number B2021-20-08.
由于越来越缺乏训练有素和熟练的员工,建设行业应该寻求丰富其劳动力。本研究以越南79家建筑企业为研究对象,通过双变量Pearson相关分析和层次多元回归分析,探讨了建筑企业激励型管理机制(EMM)与人力发展(MD)之间的关系,并考察了企业规模对这一关系的调节作用。结果表明,EMM正向影响绩效管理,且这种正向影响在中小型建筑企业中强于在大型建筑企业中。研究结果可让越南及其他发展中国家的建筑公司更了解环境管理对生产成本的影响。因此,他们可以制定适当和明智的鼓励策略,以提高人力资源。本研究通过提供建筑企业背景下EMM - MD关系的经验证据,对现有的建筑人力发展文献有所贡献。58利益冲突声明作者声明在本文的研究、作者身份和/或发表方面不存在潜在的利益冲突。本研究由胡志明市越南国立大学(VNU-HCM)资助,批准号B2021-20-08。
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引用次数: 0
Exploring Project Complexity Relations to Scope Changes in Construction Projects: A Case Study of NEC Projects in South Africa 探讨项目复杂性与建设项目范围变化的关系:以南非NEC项目为例
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-05-27 DOI: 10.5130/AJCEB.V21I2.7518
T. Lukhele, B. Botha, Sijekula Mbanga
Construction projects are of very complex nature, and subject to circumstances of high uncertainties and risks due to the interdependences of activities and processes in the project performance. As a result of the dynamic complexities inherited in construction projects, changes in the scope of work are inevitable. Of particular concern is that, when scope changes are introduced in a project, contractors follow a systematic procedure in managing the changes, but with poor planning and implementation thereof because the project complexities that underpin the scope changes are not fully understood. Therefore, despite that complexity is an inherent and defining feature of construction projects, studies in the literature have failed to grasp and present the dynamics of project complexity which underlie the scope changes in the delivery of construction project. The TOE (Technical Organizational Environmental) framework was adopted and applied on DECLARATION OF CONFLICTING INTEREST This research forms part of the Doctoral Study for author number one which is registered at the Nelson Mandela University. FUNDING Republic of South Africa’s Department of Higher Education and Training, New Generation of Academics Programme (nGAP) Scholarship. NRF Research Development Grants for nGAP (NGAP_RDG170419227754). a multiple-case study research design in order to explore and denote project complexity relations to scope changes in construction projects. Through a content analysis procedure, six key elements of project complexities that relate to scope changes in the construction projects has emerged. Understanding these complexity elements could enable the project management team to apply a frontend planning approach in the initiation phase of the projects in order to better manage scope changes in the execution phase of the project, and eventually to improve the project performance.
建设项目具有非常复杂的性质,由于项目执行中活动和过程的相互依赖性,建设项目面临着高度的不确定性和风险。由于建筑项目中继承的动态复杂性,工作范围的变化是不可避免的。特别令人担忧的是,当项目中引入范围变更时,承包商在管理变更时遵循系统程序,但规划和实施不力,因为没有完全了解支持范围变更的项目复杂性。因此,尽管复杂性是建筑项目的固有和决定性特征,但文献中的研究未能掌握和呈现项目复杂性的动态,而项目复杂性是建筑工程交付范围变化的基础。TOE(技术组织环境)框架被采纳并应用于利益冲突声明。这项研究是纳尔逊·曼德拉大学注册的第一作者博士研究的一部分。资助南非共和国高等教育和培训部,新一代学术计划(nGAP)奖学金。NRF对nGAP的研究发展拨款(nGAP_RDG170419227754)。一个多案例研究设计,以探索和表示项目复杂性与建设项目范围变化的关系。通过内容分析程序,出现了与建设项目范围变更相关的项目复杂性的六个关键要素。了解这些复杂因素可以使项目管理团队在项目启动阶段采用前端规划方法,以便在项目执行阶段更好地管理范围变化,并最终提高项目绩效。
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引用次数: 1
Changes in Job Situations for Women Workforce in Construction during the COVID-19 Pandemic 新冠肺炎大流行期间建筑业女性劳动力工作情况的变化
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-05-27 DOI: 10.5130/AJCEB.v21i2.7526
B. Oo, B. Lim
The COVID-19 pandemic has introduced unique circumstances to women workforce in construction including the need to work from home, changes in job situations and family responsibilities following the lockdowns. This exploratory study was conducted around six months into the pandemic in examining the changes of their job situations, and their perceptions of career aspects during the pandemic. The results show that most respondents were employed full-time at the time of survey, and that there were profound changes to their work location and working hours including working from home and worked more hours than usual. Their perceived negative impacts of the pandemic on their capacity to engage in paid work activities due to caring responsibilities, pay or earnings, job security, and career progression and advancement are modest. They were also seemingly confident in staying in their job in the next 12-month. Their perceptions have been found significantly associated with their age, education level, and years of experience in the industry. These findings provide a critical insight on women's job situations in the industry during the pandemic, with implications for human resource practices towards addressing the challenges in retention of women workforce during and post COVID-19 pandemic.
2019冠状病毒病大流行给建筑行业的女性劳动力带来了独特的环境,包括需要在家工作、工作环境的变化和封锁后的家庭责任。这项探索性研究是在大流行六个月后进行的,目的是检查他们的工作情况的变化,以及他们在大流行期间对职业方面的看法。调查结果显示,大多数受访者在调查时都是全职工作,他们的工作地点和工作时间发生了深刻的变化,包括在家工作和工作时间比平时更长。他们认为,由于照顾责任、薪酬或收入、工作保障以及职业发展和晋升,大流行对他们从事有偿工作活动的能力产生的负面影响不大。他们似乎也有信心在未来12个月内继续留在自己的工作岗位上。他们的看法与他们的年龄、教育水平和行业经验年数密切相关。这些调查结果提供了关于大流行期间行业中女性就业状况的重要见解,对人力资源实践解决COVID-19大流行期间和之后保留女性劳动力的挑战具有重要意义。
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引用次数: 6
Measures for Curbing Unethical Practices among Construction Industry Professionals: Quantity Surveyors’ Perspective 从工料测量师的角度看遏制建筑业专业人员不道德行为的措施
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-05-27 DOI: 10.5130/AJCEB.V21I2.7134
C. Paul, D. Aghimien, A. Ibrahim, Y. Ibrahim
Unethical practices have been a reoccurring menace in the construction industry globally, with its negative impact reported in existing studies. While several studies have explored issues touching on ethics, ethics compliance and unethical practices within the construction industry, the problems persist especially in developing countries. It is based on this notion that this study assessed the possible measures that could help curb unethical practices in the construction industry with specific reference to Quantity Surveyors (QS). The study adopted a quantitative approach with structured questionnaires used to garner information from registered QS in Nigeria. Data analysis was done using relevant descriptive and multivariate analysis. The reliability of the instrument used was also tested using Cronbach alpha test. The findings revealed that while QS are no strangers to unethical practices, most cases are not reported to the appropriate authorities. The most prevalent of these practices are payment-related and contract-related. To curb these practices, random inspections and development of ethical compliance, ensuring a good reporting and punishment system, and increase ethical awareness through QS organised programmes are needed. The findings of this study would assist the professional bodies and organisations within the industry to effectively enforce ethical conduct among their members and staff.
在全球建筑业中,不道德行为再次成为一种威胁,现有研究报告了其负面影响。虽然一些研究探讨了建筑业中涉及道德、遵守道德和不道德行为的问题,但这些问题仍然存在,尤其是在发展中国家。正是基于这一概念,本研究评估了可能有助于遏制建筑业不道德行为的措施,并特别参考了工料测量师(QS)。该研究采用了定量方法,使用结构化问卷收集尼日利亚注册QS的信息。数据分析采用相关描述性和多变量分析。所用仪器的可靠性也通过Cronbachα检验进行了测试。调查结果显示,虽然QS对不道德行为并不陌生,但大多数案件都没有向相关部门报告。这些做法中最普遍的是与付款有关和与合同有关。为了遏制这些做法,需要进行随机检查和发展道德合规性,确保良好的报告和惩罚制度,并通过QS组织的计划提高道德意识。这项研究的结果将有助于行业内的专业机构和组织在其成员和员工中有效地执行道德行为。
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引用次数: 6
Influence of Internal Organizational Factors and Institutional Pressures on Construction Firms' Performance 内部组织因素和制度压力对建筑企业绩效的影响
IF 1.6 Q2 Business, Management and Accounting Pub Date : 2021-05-26 DOI: 10.5130/AJCEB.V21I2.7593
Hassan Fehan, O. Aigbogun
A significant number of empirical studies have reported contrasting results regarding the effects of certain internal organizational factors (Leadership Style Team competency and Skills Effective Communication) on construction performance. As a result, generalizations remain sketchy, and a better understanding is needed. This study lends a voice to the literature’s debate by introducing the part played by institutional pressures. The aim is to evaluate the impact of internal organizational factors and institutional pressures on a Syrian construction firm’s performance outcomes, with institutional pressures playing a mediator’s role. Data were collected using a questionnaire instrument from a sample of 197 building experts working in large public construction companies in Syria and analysed using the partial least squares structural equation modelling (PLS-SEM). The results reveal that leadership style and effective communication have a significant and positive effect on construction firm performance outcomes. However, the effect of team competency and skill was not supported; nonetheless, providing institutional pressures as a mediator into the relationship made it significant, thus, providing a vital theoretical contribution worth considering in future research. Practically, this study is the first attempt at evaluating organizational factors and institutional pressures as a critical determinant of organizational performance that should interest management at organizational levels. 81 DECLARATION OF CONFLICTING INTEREST The author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article. FUNDING The author(s) received no financial support for the research, authorship, and/or publication of this article.
关于某些组织内部因素(领导风格、团队能力和技能、有效沟通)对建设绩效的影响,大量的实证研究报告了截然不同的结果。因此,概括仍然是粗略的,需要更好的理解。本研究通过引入制度压力所起的作用,为文献的争论提供了声音。目的是评估内部组织因素和制度压力对叙利亚建筑公司绩效结果的影响,其中制度压力发挥中介作用。使用问卷调查工具从在叙利亚大型公共建筑公司工作的197名建筑专家样本中收集数据,并使用偏最小二乘结构方程模型(PLS-SEM)进行分析。结果表明,领导风格和有效沟通对建筑企业绩效结果有显著的正向影响。然而,团队胜任力和团队技能的影响不被支持;尽管如此,将制度压力作为关系的中介使其具有重要意义,因此,提供了值得在未来研究中考虑的重要理论贡献。实际上,这项研究是第一次尝试评估组织因素和制度压力作为组织绩效的关键决定因素,这应该引起组织层面管理人员的兴趣。81利益冲突声明作者声明在本文的研究、作者身份和/或发表方面不存在潜在的利益冲突。作者在研究、撰写和/或发表本文时未获得任何经济支持。
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引用次数: 6
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Construction Economics and Building
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