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Linking Inventory Component Stickiness to Credit Ratings: The Moderating Role of Environmental Dynamism and Complexity 库存成分粘性与信用评级的关联:环境动态性和复杂性的调节作用
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.32735
Xuechang Zhu, Haozhe Shi, Zhenyu Jiang
This study aims to investigate the impact of sticky inventory management on credit ratings for all the three inventory components (raw materials, work-in-process, and finished goods). Taking a group of listed manufacturing firms in China from 2011 to 2019, we employed the ordered probit regression model combined with the moderation model to examine the relationship between three inventory component stickiness and credit ratings from two dimensions: environmental dynamism and complexity. We find an inverted U-shaped effect of raw material inventory stickiness and work-in-process inventory stickiness on corporate credit ratings, while sticky inventory management of finished goods exerts a positive association with credit ratings. Further moderation analysis suggests that environmental dynamism positively moderates the impact of sticky inventory management of raw materials and finished goods on credit ratings, but negatively moderates the relationship between work-in-process inventory stickiness and credit ratings. In addition, the impact of sticky inventory management of work-in-process and finished goods on credit ratings is positively moderated by environmental complexity. The results of this study provide a more detailed picture regarding the ratings agencies’ perceptions of inventory stickiness.
本研究旨在探讨粘性库存管理对所有三种库存成分(原材料、在制品和产成品)信用评级的影响。本文以2011 - 2019年中国制造业上市公司为研究对象,采用有序probit回归模型结合调节模型,从环境动态性和复杂性两个维度考察了库存成分粘性与企业信用评级之间的关系。我们发现原材料库存粘性和在制品库存粘性对企业信用评级的影响呈倒u型,而产成品粘性库存管理对企业信用评级的影响呈正相关。进一步的调节分析表明,环境动态性正向调节原材料和产成品粘性库存管理对信用评级的影响,但负向调节在制品库存粘性与信用评级的关系。此外,在制品和制成品粘性库存管理对信用评级的影响受到环境复杂性的正向调节。本研究的结果提供了一个更详细的图片关于评级机构的库存粘性的看法。
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引用次数: 0
An Empirical Investigation of Value at Risk (VaR) Forecasting Based on Range-Based Conditional Volatility Models 基于区间条件波动率模型的风险价值预测实证研究
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.30335
Lakshmi Padmakumari, Muneer Shaik
Value at Risk (VaR) is a widely used measure of market risk. Precision in the estimation of volatility leads to accurate VaR forecasts. As volatility is time-varying and has a clustering effect, GARCH class of volatility models is helpful in modeling volatility more precisely. Studies have also shown that range-based volatility estimates are more efficient than traditional models that use only closing prices. Therefore, this study uses the GARCH family of volatility models to model and forecast VaR. The study compares conventional models that use closing prices alone, like GARCH and TARCH, with range-based models like RGARCH and RTARCH models, where the range defined as daily high price minus low price is introduced as an exogenous variable, to explore if the latter provides better predictive accuracy. All the models are back-tested using the Kupiec (1995) unconditional coverage and Christoffersen (1998) conditional coverage tests. The data period in the study ranges from 2003-2021, and we consider five BRICS indices and three major developed economies, namely, the USA, the UK, and Germany. An empirical investigation shows that range-based models do a better job in VaR forecasting as it has more information content than daily closing prices, thereby giving more accurate VaR estimates. The study hopes this finding will greatly help stakeholders like financial institutions, regulators, and practitioners in more effective market risk management.
风险价值(VaR)是一种广泛使用的市场风险度量。对波动率的精确估计导致准确的VaR预测。由于波动率具有时变和聚类效应,GARCH波动率模型有助于更精确地建模波动率。研究还表明,基于区间的波动率估计比仅使用收盘价的传统模型更有效。因此,本研究使用GARCH系列波动率模型对VaR进行建模和预测。该研究将仅使用收盘价的传统模型(如GARCH和TARCH)与基于区间的模型(如RGARCH和RTARCH模型)进行比较,RGARCH和RTARCH模型将定义为每日高价减去低价的区间作为外源变量引入,以探索后者是否提供更好的预测准确性。使用Kupiec(1995)无条件覆盖率和Christoffersen(1998)条件覆盖率测试对所有模型进行了反向测试。研究的数据期为2003-2021年,我们考虑了金砖国家的五个指数和三个主要发达经济体,即美国、英国和德国。一项实证研究表明,基于区间的模型在VaR预测方面做得更好,因为它比每日收盘价具有更多的信息内容,从而给出更准确的VaR估计。本研究希望这一发现能够极大地帮助金融机构、监管机构和从业人员等利益相关者更有效地进行市场风险管理。
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引用次数: 0
The Importance of Establishing Financial Valuation of Fixed Assets in Public Companies whose Founders Are Local Self-Government Units in the Republic of Serbia 塞尔维亚共和国地方自治单位成立的上市公司建立固定资产财务评估的重要性
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.29288
Milan Radović, Jelena Vitormir, S. Popović, Aleksandar Stojanovic
Valuing company's fixed assets is one of the important tasks that top management needs to do in order to be able to make valid management decisions. This paper used data obtained from a representative survey of 170 public companies whose founders are local self-government units, which is about 25% of such companies in the Republic of Serbia. Unlike the other studies, the authors analyzed fixed assets of a company before and after valuation of total fixed assets. Internal audits’ recommendations and top management’s assessments regarding the valuation of total fixed assets of a company were the reason why this valuation was done. It was concluded that there is a high correlation (p = .00) between the obtained total assessment given by internal auditors and top management regarding the valuation of fixed assets before and after the valuation of total fixed assets of the company.
公司的固定资产价值评估是高层管理人员需要做的重要任务之一,以便能够做出有效的管理决策。本文使用的数据来自对170家上市公司的代表性调查,这些公司的创始人是地方自治单位,约占塞尔维亚共和国此类公司的25%。与其他研究不同的是,作者分析了公司总固定资产估值前后的固定资产。内部审计的建议和最高管理层对公司总固定资产估值的评估是进行估值的原因。得出的结论是,内部审计师和高层管理人员对公司固定资产总估值前后的固定资产估值的总评估之间存在高度相关(p = .00)。
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引用次数: 0
Precarious Job and Union Tendencies among Women and Young Employees: The Relationships between Economic Constraints, Job Security and Trust in Employers 妇女和青年雇员的不稳定工作和工会倾向:经济约束、工作保障和雇主信任之间的关系
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.32994
Doğa Başar Sarıipek, Meryem Aybas, Brigita Stanikūnienė
The aim of this study is to examine whether having a precarious job (low job security) increases union tendencies among female workers and young workers. The study examines the relationship between economic constraints, trust in employers and union attitudes in terms of gender and age in the context of the antecedents and consequences of job security. Data were collected using a survey conducted among 804 Turkish employees working in various sectors and analysed through multi-group path models, t-tests and ANOVA to measure job security objectively and subjectively. Economic constraints increase the acceptance of low job security and decrease trust towards employers. The research also indicates that poorer job security does not affect collective and union tendencies. While precarious jobs are more intense among young and women employees, there is no difference in their union tendencies. This article used the decent work perspective to explore the consequences of having a precarious job among women and young workers in Turkey. We assumed that the perception of precariousness reduces trust towards employers and strengthens collective and union tendencies. We also argue that economic constraints play an important role in choosing precarious jobs. We also test whether women and young employees, as two prominent disadvantaged groups, have collective efficacy and union efficacy in precarious job conditions.
本研究的目的是检验是否有一个不稳定的工作(低工作保障)增加工会倾向的女性工人和年轻工人。这项研究在工作保障的前因后果的背景下,从性别和年龄的角度考察了经济限制、对雇主的信任和工会态度之间的关系。通过对804名在不同行业工作的土耳其员工进行调查收集数据,并通过多组路径模型、t检验和方差分析来客观和主观地衡量工作保障。经济约束增加了对低工作保障的接受度,降低了对雇主的信任。研究还表明,较差的工作保障并不影响集体和工会倾向。虽然年轻员工和女性员工的不稳定工作更激烈,但他们的工会倾向没有差异。本文从体面工作的角度探讨了土耳其妇女和青年工人从事不稳定工作的后果。我们假设不稳定的感知降低了对雇主的信任,并加强了集体和工会的倾向。我们还认为,经济约束在选择不稳定工作方面发挥了重要作用。我们还测试了女性和年轻员工作为两个突出的弱势群体在不稳定工作条件下是否具有集体效能和工会效能。
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引用次数: 0
Exploring the Effects of the Procedural Justice of Downsizing on Survivors' Behaviour 裁员程序正义对幸存者行为的影响研究
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.31266
Stefan Komazec, Milica Maričić, Mladen Đurić
Downsizing is seen as a commonly chosen strategy to improve organizational efficiency, effectiveness, performance, competitiveness, and to regain financial stability. After the decision on the downsizing was made and the downsizing was conducted, special attention should be placed on those employees who survived the downsizing. The purpose of this paper is to observe how the procedural fairness of the downsizing method applied impacts the survivers' behaviour. The primary assumption is that the characteristics of the employed downsizing method, here observed Clarity, Validity, and Accuracy, impact the attitudes of survivors viewed through Motivation, Satisfaction, and Turnover Intention. A questionnaire was developed and distributed to 556 employees who had survived downsizing to verify the proposed conceptual model. The results of the study supported the claim that characteristics of the downsizing method influence the survivors' behaviour, whereas Validity stands out for its relatively strong impact on Motivation and Satisfaction with the organisation to which the survivors belong. The findings illustrate that when conducting downsizing, managers and decision makers should consider the fairness of downsizing method applied because, if conducted in an adequate manner, dowsizing can even induce positive behavior of the surviving members.
缩小规模被视为一种普遍选择的策略,以提高组织效率,有效性,绩效,竞争力,并重新获得财务稳定。在做出裁员决定并进行裁员后,应该特别关注那些在裁员中幸存下来的员工。本文的目的是观察应用裁员方法的程序公平性如何影响幸存者的行为。本研究的主要假设是所采用的裁员方法的特点,即本文观察到的清晰度、有效性和准确性,通过动机、满意度和离职倾向来影响幸存者的态度。开发了一份调查问卷,并分发给556名在裁员中幸存下来的员工,以验证所提出的概念模型。研究结果支持了缩小规模方法的特征影响幸存者行为的说法,而有效性则因其对幸存者所属组织的动机和满意度的相对强烈的影响而脱颖而出。研究结果表明,在进行裁员时,管理者和决策者应该考虑所采用的裁员方法的公平性,因为如果以适当的方式进行裁员,裁员甚至可以诱导幸存成员的积极行为。
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引用次数: 0
Working Poverty and Quality of Employment: The Great Refugee Crisis in Middle Eastern Host Countries 工作贫困与就业质量:中东收容国的大难民危机
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.33316
Ammar Z. Alwrekiat, Antonio Mihi-Ramírez, Elías Melchor-Ferrer
This paper focuses on the distribution of the working poor by income level across countries and examines how indicators such as the level of unemployment, the labour force, and the number of self-employed, impact that distribution. In addition, it also examines the impact of official development assistance and the massive influx of refugees as a result of the Syrian conflict. Four income levels of the working poor are analysed using the panel data technique. The sample includes the 5 main host countries (Egypt, Iraq, Jordan, Lebanon, and Turkey) for the period from 1991 to 2021. Our results confirm that unemployment is not a significant predictor for developing countries, so we recommend indicators of job quality. Moreover, our results confirm a low impact of refugees on the labour market in host countries. Furthermore, the effect of self-employment on the income level of the working poor is positive but limited.
本文重点研究了各国按收入水平划分的劳动贫困人口分布,并考察了失业水平、劳动力水平和自营职业者数量等指标如何影响这种分布。此外,报告还审查了官方发展援助的影响以及叙利亚冲突导致的难民大量涌入。运用面板数据技术,对劳动贫困人口的四个收入水平进行了分析。样本包括1991年至2021年期间的5个主要东道国(埃及、伊拉克、约旦、黎巴嫩和土耳其)。我们的研究结果证实,失业并不是发展中国家的重要预测指标,因此我们建议使用工作质量指标。此外,我们的研究结果证实,难民对东道国劳动力市场的影响很小。此外,自营职业对有工作的穷人的收入水平的影响是积极的,但有限。
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引用次数: 0
Does Technological Innovation Reduce Environmental Degradation? Evidence from China 技术创新能减少环境退化吗?来自中国的证据
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.32818
Tayiba Khalid, Jun Wen, Momena Khalid, S. Khalid, Muhammad Zakaria, H. Mahmood
Developed and developing countries are trying to achieve sustainable growth in the present era. Unfortunately, despite being the world’s largest developing country, China is among those countries that have a high ecological footprint as it emits 27% of global carbon emissions in 2021. However, the encouraging fact is that China has become an emerging economy due to technological advancement. Many existing studies have suggested that technological innovation can overcome environmental degradation. Therefore, this study examines whether technological innovation has reduced environmental degradation in China from 1985 to 2018. This study uses the ecological footprint to measure environmental degradation in China. Furthermore, this study also explores the role of economic growth, trade openness, and population on environment. To estimate the models, ARDL cointegration technique is applied, and the findings are further validated using CCR, DOLS, FMOLS, and Granger causality techniques. Overall, empirical results indicate that technological advancement negatively impacts China’s short- and long-term ecological footprint. This is understandable because more innovation leads to better technology that consumes fewer resources and has lower ecological footprints. However, environmental degradation is exacerbated by economic growth and population growth, whereas trade openness helps to mitigate environmental degradation in China. The diagnostic analysis of the study confirms the absence of heteroscedasticity, multicollinearity, and model instability. The study recommends using eco-friendly technologies that can reduce the usage of harmful alternative energy sources. Furthermore, carbon emissions need to be taxed, and environment friendly technologies need to be supported to promote long-term economic growth..
在当今时代,发达国家和发展中国家都在努力实现可持续增长。不幸的是,尽管中国是世界上最大的发展中国家,但中国是生态足迹高的国家之一,到2021年,中国的碳排放量占全球的27%。然而,令人鼓舞的事实是,由于技术进步,中国已经成为一个新兴经济体。许多现有研究表明,技术创新可以克服环境退化。因此,本研究考察了1985 - 2018年技术创新是否减轻了中国的环境退化。本研究采用生态足迹来衡量中国的环境退化。此外,本文还探讨了经济增长、贸易开放和人口对环境的影响。为了对模型进行估计,采用了ARDL协整技术,并使用CCR、DOLS、FMOLS和Granger因果关系技术进一步验证了研究结果。总体而言,实证结果表明技术进步对中国短期和长期生态足迹均有负向影响。这是可以理解的,因为更多的创新会带来更好的技术,从而消耗更少的资源,减少生态足迹。然而,经济增长和人口增长加剧了环境恶化,而贸易开放有助于缓解中国的环境恶化。本研究的诊断分析证实不存在异方差、多重共线性和模型不稳定性。该研究建议使用环保技术,可以减少有害替代能源的使用。此外,需要对碳排放征税,需要支持环境友好型技术,以促进长期经济增长。
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引用次数: 0
Reducing Inequalities through Higher Education and Economic Growth. Gender Analysis by Educational Degrees: Bachelor's, Master's and Doctoral Degrees 通过高等教育和经济增长减少不平等。学历性别分析:本科、硕士、博士
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-06-23 DOI: 10.5755/j01.ee.34.3.29972
A. Haller
Inequality is an economic and social problem, and its reduction is a concern in the recent decades. In this context, we decided to analyse the contribution of higher education, according to gender on its three levels (Bachelor`s degree, Master`s degree and Doctoral degree - or equivalent), and economic growth. Higher education and economic growth are factors of competitiveness, important in reducing inequalities in the EU. We applied the panel methodology to some indicators taken from the World Bank website for the period 2013-2018. Data validity narrowed the analysis to 19 European countries divided into two groups according to which we developed two models. Model 1 includes Austria, the Czech Republic, Poland, France, Greece, Slovakia and Slovenia, and Model 2 includes Belgium, Cyprus, Denmark, Finland, Germany, Hungary, Latvia, Lithuania, Malta, the Netherlands, Portugal and Sweden. The two groups differ not only in the number of countries but also in the period of analysis. For the first group, the period analysed is 2014-2017, and the applied model is Fixed Effects. For the second one, the analysed period is 2013-2018, and the applied model is Random Effect. The results show the importance of national characteristics in terms of the effect of higher education on reducing inequalities, despite efforts to standardise European practices. The increase in the number of higher education graduates highlight European inequalities, especially in the case of those with Bachelor's and Doctoral degrees. The results regarding the effect of the numerical increase of graduates with a Master's degree on inequalities are ambiguous. Equal access to education for women and men reduces inequalities, but the analysis captures the maintenance of women in a relatively vulnerable position in the European society and economy. Growth does not guarantee the absorption of inequalities because its transposition in the economy and society has antagonistic effects. There is a possibility to reduce inequalities due to higher growth rates, but this is also a possibility to increase them and to emphasize the differences between the rich and poor people and between the developed and developing countries.
不平等是一个经济和社会问题,其减少是近几十年来关注的问题。在此背景下,我们决定根据性别分析高等教育在三个层次(学士学位、硕士学位和博士学位或同等学历)和经济增长方面的贡献。高等教育和经济增长是竞争力的因素,对减少欧盟的不平等很重要。我们将小组方法应用于世界银行网站上2013-2018年期间的一些指标。数据有效性将分析范围缩小到19个欧洲国家,分为两组,我们据此开发了两个模型。模型1包括奥地利、捷克共和国、波兰、法国、希腊、斯洛伐克和斯洛文尼亚,模型2包括比利时、塞浦路斯、丹麦、芬兰、德国、匈牙利、拉脱维亚、立陶宛、马耳他、荷兰、葡萄牙和瑞典。这两组不仅在国家数目上不同,而且在分析期间也不同。对于第一组,分析的时期为2014-2017年,应用的模型是固定效应。第二个模型的分析周期为2013-2018年,采用随机效应模型。研究结果表明,尽管欧洲努力将做法标准化,但就高等教育对减少不平等的影响而言,国家特征的重要性。高等教育毕业生人数的增加凸显了欧洲的不平等,尤其是在拥有学士和博士学位的人身上。关于硕士学位毕业生数量增加对不平等的影响的结果是模糊的。男女平等的受教育机会减少了不平等,但分析发现,妇女在欧洲社会和经济中仍然处于相对脆弱的地位。增长并不能保证消除不平等,因为它在经济和社会中的转换具有对抗效应。由于较高的增长率,有可能减少不平等,但这也有可能增加不平等,并强调富人和穷人之间以及发达国家和发展中国家之间的差异。
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引用次数: 1
Drivers of Firms’ Financial Performance in the Energy Sector: A Comparative Approach between the Conventional and Renewable Energy Fields 能源部门企业财务绩效的驱动因素:传统能源和可再生能源领域的比较方法
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-04-28 DOI: 10.5755/j01.ee.34.2.31274
G. Noja, M. Cristea, M. Pirtea, M. Panait, R. Drăcea, D. Abrudan
Given the sizeable importance of companies from the energy sector, and the economic, social, and environmental implications generated by their activity, an in-depth assessment of the relationship between financial performance and Corporate Social Responsibility (CSR) initiatives becomes essential for this sector. In this paper, we investigate the shaping factors of the financial performance of companies in the energy field, with a particular focus on the renewable energy sector, in a comparative approach with the conventional ones. The data were gathered from the Refinitiv Eikon database. The methodology applied consists of several advanced econometric procedures, namely robust regression and structural equation modelling. Our findings bring to the fore the distinctiveness of the main drivers of financial performance of companies from the renewable energy sector, compared with the conventional ones, for which specific policies and strategies are needed to comply with the CSR dimensions, as predictors of financial performance in the energy sector.
鉴于能源行业公司的重要性,以及其活动产生的经济、社会和环境影响,对财务绩效与企业社会责任(CSR)倡议之间的关系进行深入评估对该行业至关重要。在本文中,我们研究了能源领域公司财务绩效的形成因素,特别关注可再生能源部门,与传统的比较方法。数据来自Refinitiv Eikon数据库。所采用的方法包括几个先进的计量经济学程序,即稳健回归和结构方程模型。我们的研究结果突出了可再生能源行业公司财务绩效的主要驱动因素的独特性,与传统企业相比,传统企业需要特定的政策和战略来遵守企业社会责任维度,作为能源行业财务绩效的预测因素。
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引用次数: 1
The Quest for Regionalization of Global Value Chains in a Pandemic Global Business Environment 在大流行的全球商业环境中寻求全球价值链区域化
IF 2.8 3区 经济学 Q2 Economics, Econometrics and Finance Pub Date : 2023-04-28 DOI: 10.5755/j01.ee.34.2.31640
J. Sekliuckiene, Egidijus Rybakovas
Covid - 19 has affected global value chains (GVCs) and firms’ behaviours within GVCs to a large extent. Firms need to find flexible solutions to stabilize production and rethink value chain governance and supplier relationships. Thus, GVCs recover from the initial shock, and the GVCs reconfiguration becomes essential for managers. We reviewed recent literature focusing on the GVCs, the role of governance and Covid – 19 effects on it as well as the regionalization trend. Thus, this study aims to give empirical evidence on the reconfiguration of GVCs, particularly the changes in the structure of suppliers in the global apparel industry, by using the Bloomberg Supply Chain Analysis tool in the period of 2017-2021. We analysed the structural changes in selected leading apparel multinational companies’ GVCs - Industria de Diseno Textil, S.A. (Inditex), Hennes &Mauritz AB (H & M) and adidas AG. The findings provide insights on the current state of the theoretically discussed and widely expected regionalization trend in GVCs. The study concludes that two out of three cases provide evidence indicating an ongoing trend toward GVCs regionalization. The contribution of this study consists of empirical evidence of the changes in GVCs supplier structure in the apparel industry in response to pandemic global business environment. Practical implications and recommendations for businesses and policy makers are related to the revealed theories and testable models by using Bloomberg’s Supply Chain Analysis data and linking causes and effects of the GVCs regionalization processes.
2019冠状病毒病在很大程度上影响了全球价值链和企业在全球价值链中的行为。企业需要找到灵活的解决方案来稳定生产,并重新思考价值链治理和供应商关系。因此,全球价值链从最初的冲击中恢复过来,全球价值链的重新配置对管理者来说变得至关重要。我们回顾了近期关于全球价值链、治理作用、新冠疫情对全球价值链的影响以及区域化趋势的文献。因此,本研究旨在利用彭博供应链分析工具,在2017-2021年期间,为全球服装行业的全球价值链重构,特别是供应商结构的变化提供实证证据。我们分析了一些领先的服装跨国公司全球价值链的结构变化——Industria de Diseno Textil, S.A. (Inditex), Hennes & mauritz AB (h&m)和adidas AG。研究结果对全球价值链中理论讨论和广泛预期的区域化趋势的现状提供了见解。该研究的结论是,三分之二的案例提供了证据,表明全球价值链区域化的趋势正在持续。本研究的贡献在于提供了服装行业全球价值链供应商结构在大流行全球商业环境下变化的实证证据。通过使用彭博的供应链分析数据,并将全球价值链区域化过程的原因和影响联系起来,将揭示的理论和可测试的模型与企业和政策制定者的实际意义和建议联系起来。
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引用次数: 0
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