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How Has the COVID-19 Pandemic Accelerated E-Commerce in Russia: Evidence from Firm-Level Data with Spatial Factors COVID-19大流行如何加速俄罗斯的电子商务:来自具有空间因素的企业层面数据的证据
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-4-2
A. Fedyunina, N. Gorodnyi, Y. Simachev, I. Drapkin
The retail and wholesale sector has been hit hard by the coronavirus pandemic, leading to a major sector transformation. In this study, we analyse the factors of firm-level e-commerce adoption and expansion in response to the COVID-19 pandemic and pay special attention to the regional level determinants of e-commerce. We use the data provided by the EBRD-EIB-WB Enterprise Survey that includes about 18,000 observations for firms in Central and Eastern Europe (CEE) and Central Asia (CA) and approximately 1000 observations in Russia. We use the probit and weighted probit estimation techniques. Our central hypothesis states that while large cities are usually seen as drivers of the expansion of e-commerce, lagging regions are catching up with the leading regions in the adoption of e-commerce. The study shows that firms in regions with lower levels of e-commerce before COVID-19 and firms in large cities were more likely to adopt e-commerce during the pandemic, which evidences a convergence in e-commerce between Russian regions. In contrast to the firms in CEE and CA countries, export market orientation and supply chain signals do not foster e-commerce adoption in Russia. This can be explained by weak development of subcontracting networks and low participation of small and medium-sized firms in cooperative relationships in Russia. Regarding policy implications, we argue that policy measures should focus on the distribution of low-cost solutions aiming to decrease entry barriers, liberalise domestic markets for entrance of foreign platforms in Russia, and support the development of domestic platforms.
零售和批发行业受到冠状病毒大流行的严重打击,导致行业发生重大转型。在本研究中,我们分析了企业层面电子商务采用和扩展的因素,以应对COVID-19大流行,并特别关注电子商务的区域层面决定因素。我们使用了欧洲复兴开发银行-欧洲投资银行-世界银行企业调查提供的数据,其中包括对中欧和东欧(CEE)和中亚(CA)公司的约18,000个观察结果以及对俄罗斯公司的约1,000个观察结果。我们使用概率估计和加权概率估计技术。我们的中心假设是,虽然大城市通常被视为电子商务扩张的驱动力,但在采用电子商务方面,落后地区正在赶上领先地区。研究表明,在2019冠状病毒病前电子商务水平较低的地区的公司和大城市的公司更有可能在大流行期间采用电子商务,这证明了俄罗斯地区之间电子商务的趋同。与中东欧和中亚国家的公司相比,出口市场导向和供应链信号并没有促进俄罗斯电子商务的采用。这可以通过分包网络的薄弱发展和俄罗斯中小企业在合作关系中的低参与度来解释。关于政策影响,我们认为政策措施应侧重于低成本解决方案的分配,旨在降低进入壁垒,为外国平台进入俄罗斯开放国内市场,并支持国内平台的发展。
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引用次数: 0
Creation of Conditions for the Development of Hard-to-Recover Oil Reserves: Regional Aspects 为难以开采的石油资源创造开发条件:区域层面
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-3-10
V. Kryukov, A. Tokarev
Russia has great potential in terms of developing hard-to-recover oil reserves (HRR), which account for more than two thirds of the total reserves. However, relevant scientific studies mostly focus on geological and technical problems, while the issues of creating conditions for the effective development of HRR are often limited to recommendations for tax incentives. At the same time, little attention is paid to the problems of creating institutional conditions aimed at transforming the resource potential into real socio-economic effects. The interests of resource regions are also not taken into consideration. In this regard, the present study assesses potential socio-economic effects of the development of HRR at the regional level (on the case of Khanty-Mansi Autonomous Okrug — Yugra, KhMAO) and provides recommendations to create institutional conditions for the development of such resources. In order to establish an approach for analysing potential socio-economic effects from the implementation of HRR development projects, methods for evaluating investment projects and examining inter-industry relations were utilised. Dynamics of socio-economic development indicators of KhMAO, production projections of hard-to-recover oil reserves, as well as available technical and economic parameters of HRR development projects in Russia and abroad were considered. The calculations show that the development of hard-to-recover oil reserves will help stabilise production volumes in KhMAO and generate significant direct and indirect effects associated with tax revenues increase, maintenance of related industries and employment. The study results can be used to develop strategic documents for oil and gas regions. Future research will analyse interregional relationships aimed at ensuring the extraction of hard-to-recover oil using innovative equipment, and providing high-tech services.
俄罗斯在开发占总储量三分之二以上的难采石油储量(HRR)方面具有巨大潜力。然而,有关的科学研究大多集中在地质和技术问题上,而为有效开发人力资源创造条件的问题往往仅限于税收优惠的建议。与此同时,很少注意到创造旨在将资源潜力转化为实际社会经济效果的体制条件的问题。资源地区的利益也没有得到考虑。在这方面,本研究评估了在区域一级开发人权资源的潜在社会经济影响(以汉特-曼西自治区-尤格拉为例),并提出了为开发这种资源创造体制条件的建议。为了确定一种方法来分析执行人力资源发展项目可能产生的社会经济影响,采用了评价投资项目和审查工业间关系的方法。审议了KhMAO社会经济发展指标的动态,难以开采的石油储量的生产预测,以及俄罗斯和国外HRR开发项目的现有技术和经济参数。计算表明,开发难以开采的石油储量将有助于稳定KhMAO的产量,并在增加税收、维持相关工业和就业方面产生重大的直接和间接影响。研究结果可为油气区战略文件的制定提供参考。未来的研究将分析区域间的关系,目的是确保使用创新设备提取难以回收的石油,并提供高科技服务。
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引用次数: 0
Testing Unemployment Hysteresis with Multi-Factor Panel Unit Root: Evidence from OECD Countries 用多因素面板单位根检验失业滞后性:来自经合组织国家的证据
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-3-9
G. Konat, M. F. Coşkun
Hysteresis is a dominant feature of unemployment in numerous countries. According to the hysteresis hypothesis, it is a well-known fact that high unemployment may persist and remain an economic threat in the long run if policy measures are not taken. In this study, it is tested whether the unemployment rates for 10 selected countries of the Organisation for Economic Co-operation and Development (OECD) (Belgium, Canada, Czech Republic, Estonia, France, Japan, Netherlands, Spain, Britain and the USA) contain unit root or not, in other words, whether the hysteresis effect is valid for these countries. For this purpose, this study utilises the concept of the multi-factor panel unit root test proposed by Pesaran, Smith and Yamagata. This method measures cross-section dependence through factors. The test analyses whether the unit root is valid or not, using information about a sufficient number of additional explanatory variables. The characteristic of these additional variables is that they must share a common factor with the variable whose stationarity is tested. It is accepted that this common factor causes cross-sectional dependence. We have taken tax wedge, trade union density and minimum wage as factors that cause cross-sectional dependency and affect unemployment hysteresis. In this test developed by the authors, in the case of a multi-factor error structure, the test procedure is completed by using the information contained in 3 additional variables. The study explores not only the validity of unemployment hysteresis but also the factors that affect the rigidity of the unemployment rate. However, the research was unable to encompass the entire OECD countries and all times because of the lack of data. The results showed that the hysteresis is valid for 10 selected OECD countries.
滞后性是许多国家失业的一个主要特征。根据滞后假说,众所周知的事实是,如果不采取政策措施,高失业率可能会持续存在,并在长期内仍然是一个经济威胁。本研究检验了经济合作与发展组织(OECD)选定的10个国家(比利时、加拿大、捷克、爱沙尼亚、法国、日本、荷兰、西班牙、英国和美国)的失业率是否包含单位根,即滞后效应对这些国家是否有效。为此,本研究采用了Pesaran、Smith和Yamagata提出的多因素面板单位根检验的概念。该方法通过因子测量截面依赖性。该检验使用关于足够数量的附加解释变量的信息来分析单位根是否有效。这些附加变量的特点是它们必须与被检验平稳性的变量有一个共同的因子。人们普遍认为,这一共同因素导致了横截面依赖性。我们将税收楔子、工会密度和最低工资作为导致横截面依赖和影响失业滞后的因素。在作者开发的这个测试中,在多因素误差结构的情况下,测试过程通过使用包含在3个附加变量中的信息来完成。本研究不仅探讨了失业滞后的有效性,而且探讨了影响失业率刚性的因素。然而,由于缺乏数据,这项研究无法涵盖整个经合组织国家和所有时期。结果表明,滞后性对10个选定的经合组织国家是有效的。
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引用次数: 0
Analysis of the Impact of the COVID-19 Pandemic on Stock Exchange Indices in Italy 新冠肺炎疫情对意大利证券交易所指数的影响分析
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-4-22
N. Akbulaev, F. Ahmadov, M. R. Mammadova
The present paper investigates the impact of the COVID-19 pandemic on the prices of the Italian stock exchange indices. During the pandemic, the global economy as well as financial markets suffered due to isolation and social distancing. Paired models of the dependence of the key indices of the Italian stock exchange on the number of patients, recovered and died were analysed using the least squares method. Further, various tests were performed to verify the feasibility of the Gauss-Markov conditions by applying Gretl tools: White Test for heteroskedasticity of residues, Durbin-Watson test for autocorrelation of residuals and normality of distribution of residuals. Statistically significant regression models were constructed that characterise the impact of morbidity and mortality in the Italian population during the COVID-19 pandemic on the price of 11 key stock exchange indices. Based on this, the study examined the COVID-19 pandemic period in the spring of 2020 in Italy, the results of which revealed a loss in stock returns and high volatility in stock returns during this period compared to the normal study period. The econometric model shows that COVID-19 had a negative impact on stock returns and a number of other stock market indicators in Italy. It was revealed that the number of deaths from coronavirus is statistically significantly interconnected with all key stock exchange indices.
本文调查了COVID-19大流行对意大利证券交易所指数价格的影响。在疫情期间,全球经济和金融市场因隔离和保持社会距离而受到影响。利用最小二乘法分析了意大利证券交易所关键指数对患者、康复和死亡人数的依赖关系的配对模型。此外,利用Gretl工具对高斯-马尔可夫条件的可行性进行了验证:残差异方差的White检验、残差自相关的Durbin-Watson检验和残差分布的正态性检验。构建了具有统计意义的回归模型,描述了COVID-19大流行期间意大利人口发病率和死亡率对11个主要证券交易所指数价格的影响。在此基础上,本研究考察了2020年春季意大利的COVID-19大流行时期,结果显示,与正常研究时期相比,这一时期的股票回报出现了损失,股票回报出现了高波动性。计量经济模型显示,COVID-19对意大利的股票回报和其他一些股市指标产生了负面影响。据透露,冠状病毒死亡人数与所有主要证券交易所指数在统计上存在显着相关性。
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引用次数: 0
Factors of Export Diversification: Empirical Analysis of Russian Industrial Regions 出口多元化的影响因素:俄罗斯工业区的实证分析
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-3-19
R. Vasilyeva, O. Mariev, V. Voytenkov, A. Urazbaeva
Oil and gas dependence and the volatility of their prices is currently a serious challenge for the Russian economy. Coincidently, export revenues from oil and gas products are the main source of the federal budget. Export diversification can contribute to risk reduction for the Russian economy by increasing the share of products from other industries in the export structure. In this regard, the present study examines the determinants of export diversification in Russian industrial regions using econometric modelling methods. To this end, the Herfindahl and Theil indices for 97 export groups were calculated. It is hypothesised that the development of small and medium-sized enterprises, as well as the sanctions imposed by Western states against Russia are the main factors of export diversification in industrial regions. Simultaneously, natural resource extraction is assumed to significantly increase the concentration of exports in the regions. To test this hypothesis, panel data of 50 Russian industrial regions for the period 2001-2019 were analysed. The quantile regression approach was applied to solve the heteroscedasticity problem. Three groups of regions were distinguished according to their level of diversification: regions with a high level of export diversification (Q10-Q30), with an average level of diversification (Q40-Q60), with a low level of export diversification (Q70-Q90). The research findings show that the development of small and medium-sized enterprises contributes to export diversification in Russian industrial regions. While the sanctions did not have a significant impact on export diversification, regional potential and natural resource extraction increase the concentration of exports. The obtained study results complement the existing literature on export diversification in Russia, and contribute to the development of policy implications.
对石油和天然气的依赖及其价格的波动目前是俄罗斯经济面临的严峻挑战。巧合的是,石油和天然气产品的出口收入是联邦预算的主要来源。出口多样化可以增加其他工业产品在出口结构中的份额,从而有助于减少俄罗斯经济的风险。在这方面,本研究使用计量经济模型方法审查了俄罗斯工业区出口多样化的决定因素。为此,计算了97个出口组别的Herfindahl和Theil指数。假设中小企业的发展以及西方国家对俄罗斯的制裁是工业地区出口多样化的主要因素。同时,假定自然资源的开采会大大增加这些地区出口的集中度。为了验证这一假设,分析了2001年至2019年期间俄罗斯50个工业区的面板数据。采用分位数回归方法解决异方差问题。根据多元化程度将区域划分为出口多元化程度高的区域(Q10-Q30)、出口多元化程度一般的区域(Q40-Q60)、出口多元化程度低的区域(Q70-Q90)。研究结果表明,中小企业的发展有助于俄罗斯工业区出口多元化。虽然制裁对出口多样化没有重大影响,但区域潜力和自然资源开采增加了出口的集中度。所获得的研究结果补充了关于俄罗斯出口多样化的现有文献,并有助于制定政策含义。
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引用次数: 2
Classification of Intersystem Accidents in Infrastructure-Complex Territories 基础设施复杂区域系统间事故分类
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-2-17
V. Lesnykh, T. B. Timofeeva
Urbanisation led to the establishment of infrastructure-complex territories (ICTs). The growing interaction between critical infrastructures in such territories, combined with an increase in the frequency and scale of natural disasters, caused a surge in intersystem accidents (ISA). ISAs are characterised by cascading processes and catastrophic consequences for regional socio-economic development, since they affect both the critical infrastructure and environment. The paper aims to classify intersystem accidents in infrastructure-complex territories, as well as to assess the adaptive resilience of these areas to external influences. An examination of available statistics on domestic and foreign intersystem accidents demonstrated the importance of the issue and allowed us to identify common features of ISAs. The research analysed various approaches to the classification of territories and their adaptive resilience to external influences, showing that the existing classifications mostly do not consider infrastructure-complex territories and the possibility of intersystem accidents. Based on the analysis of statistical data and simulation of cascade failures and emergencies, the article proposes a new approach to the classification of intersystem accidents in infrastructure-complex territories. The scale of economic and social consequences, location of the accident, structure of the development of emergency processes, and other classification features were used. The proposed classification will help simulate emergencies, develop methods for assessing the consequences and resistance of infrastructure-complex territories to external influences, and, subsequently, increase adaptive resilience and economic efficiency of regional development. Further research will be aimed at predicting the development of ISAs and assessing the resulting damage in accordance with the proposed classification.
城市化导致了基础设施复杂地区(ict)的建立。这些地区的关键基础设施之间的相互作用日益增加,加上自然灾害的频率和规模增加,导致系统间事故激增。aias的特点是级联过程和对区域社会经济发展的灾难性后果,因为它们既影响关键的基础设施又影响环境。本文旨在对基础设施复杂地区的系统间事故进行分类,并评估这些地区对外部影响的适应能力。对现有的国内外系统间事故统计数据的审查表明了这个问题的重要性,并使我们能够确定安全监督机构的共同特征。研究分析了区域分类的各种方法及其对外部影响的适应能力,表明现有的分类大多没有考虑基础设施复杂的区域和系统间事故的可能性。本文通过对统计数据的分析和对级联故障和突发事件的模拟,提出了一种基础设施复杂区域系统间事故分类的新方法。使用了经济和社会后果的规模、事故地点、应急过程发展的结构和其他分类特征。拟议的分类将有助于模拟紧急情况,制定评估基础设施复杂地区对外部影响的后果和抵抗力的方法,并随后提高区域发展的适应能力和经济效率。进一步的研究将旨在预测国际安全机构的发展,并根据拟议的分类评估所造成的损害。
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引用次数: 0
Inequality of Opportunity in Russian Regions: Objective Estimates and Population Perception 俄罗斯地区的机会不平等:客观估计和人口感知
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-3-4
T. Maleva, M. Kartseva, P. Kuznetsova
Income inequality driven by inequality of opportunity can lead to slower economic growth and social instability. The present paper analyses inequality of opportunity in three Russian regions, namely, Moscow, Stavropol krai and Chelyabinsk oblast. For each region, the contribution of unequal opportunities to income inequality (objective estimates), as well as the population perception of inequality of opportunity (subjective estimates) were examined. The existing estimates of inequality of opportunities in Russia at the regional and national levels were compared. Additionally, the correspondence between the subjective perception of inequality of opportunities by the population of the region and its objective estimates was considered. The research is based on the data of а sociological survey conducted by the Russian Presidential Academy of National Economy and Public Administration in 2019. Methods ensuring the comparability of the obtained estimates with the results presented in the works of Russian and foreign scientists were utilised. The contribution of inequality of opportunity at the regional level ranges from 9 to 12 % for labour income and from 7 to 13 % for average per capita income; these values are considerably lower than the national estimates reported in earlier studies. This situation can be explained, among other things, by significant interregional inequality in Russia. The composite index of subjective inequality of opportunities, constructed in accordance with people’s perception of various success factors, shows that 14–20 % of the population in the above regions consider the problem of inequality of opportunity as important or very important, and 6–11 % as very important. The conducted regression analysis shows that higher levels of education and well-being correspond to less acute perception of inequality of opportunity. No significant regional differences were found, since the perception of inequality mostly depends on individual characteristics of the respondents rather than on their place of residence. The considerable difference between the objective estimates of regional inequality of opportunity and its perception is consistent with the results of international studies. For example, the perception of inequality of opportunity in Stavropol krai is higher than in other regions, while its objective estimate, on the contrary, is lower. To form a complete picture of inequality of opportunity in Russian regions, it is necessary to conduct a survey designed to be representative at the regional level.
机会不平等导致的收入不平等可能导致经济增长放缓和社会不稳定。本文分析了俄罗斯三个地区,即莫斯科、斯塔夫罗波尔边疆区和车里雅宾斯克州的机会不平等。对于每个地区,机会不平等对收入不平等的贡献(客观估计),以及人口对机会不平等的看法(主观估计)进行了检查。比较了俄罗斯在区域和国家两级对机会不平等的现有估计。此外,还审议了该区域人口对机会不平等的主观看法与其客观估计之间的对应关系。该研究以俄罗斯总统国民经济和公共行政学院2019年进行的社会学调查数据为基础。采用了确保所获得的估计与俄罗斯和外国科学家工作中提出的结果具有可比性的方法。区域一级的机会不平等对劳动收入的贡献率为9%至12%,对人均收入的贡献率为7%至13%;这些数值远低于早先研究报告的国家估计数。这种情况可以用俄罗斯显著的地区间不平等来解释。根据人们对各种成功因素的感知构建的主观机会不平等综合指数显示,上述地区有14 - 20%的人口认为机会不平等问题重要或非常重要,有6 - 11%的人口认为机会不平等问题非常重要。所进行的回归分析表明,教育水平和幸福感越高,对机会不平等的感知就越不强烈。没有发现显著的地区差异,因为对不平等的看法主要取决于受访者的个人特征,而不是他们的居住地。对区域机会不平等的客观估计与其感知之间的巨大差异与国际研究的结果是一致的。例如,斯塔夫罗波尔边疆区对机会不平等的认识高于其他区域,而其客观估计却相反较低。为了全面了解俄罗斯各地区的机会不平等情况,有必要进行一项在区域一级具有代表性的调查。
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引用次数: 0
Scientific and Technical Capacity of Regions as the Foundation for Technological Independence of the Russian Federation 区域科学技术能力是俄罗斯联邦技术独立的基础
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-4-7
I. Golova
Ensuring technological independence is one of the key challenges for modern Russia. Solution of this problem requires the consideration of the development of the scientific and technical capacity of Russian regions. The study aims to establish theoretical and methodological bases of the scientific and technical capacity of Russian regions as the foundation for technological independence. To this end, the following tasks were set: to present the definition of the scientific and technical capacity of regions; to create a methodology for managing capacity building; to develop methodological approaches to increase the ability of the scientific and technical capacity of regions to solve the problems of technological independence. The research used statistical data from the Organisation for Economic Co-operation and Development (OECD), Federal Customs Service of Russia, Federal State Statistics Service (Rosstat), and other sources. Analysis of the import dependence of the Russian Federation shows that the rate of coverage of imports by exports for the majority of high-tech goods does not exceed 5–10 %. The genesis of the concept of the scientific and technical capacity of regions was examined taking into account the innovation theory and changes in knowledge flows in the context of the digital society. The study identified barriers to the development of the scientific and technical capacity of Russian regions: technological backwardness and financial instability of the high-tech sector, low willingness to update, imbalance in the structure of the scientific and technical capacity, etc. A methodology for overcoming these barriers based on an integrated approach to regional innovation processes was presented. Additionally, a methodological approach to enhancing the interaction between science and business relying on the open innovation model was proposed. Calculations performed using the hierarchical cluster analysis revealed a group of the most promising regions for the establishment of innovative development centres. Three clusters were identified (in descending order of priority): leading (4 constituent entities), advanced (6 constituent entities) and developed (3 constituent entities) regions. The obtained results can be used to manage regional scientific and technological development and create the methodology for innovative transformation of the Russian economy.
确保技术独立是现代俄罗斯面临的主要挑战之一。解决这一问题需要考虑俄罗斯各地区科技能力的发展。该研究旨在建立俄罗斯地区科技能力的理论和方法基础,作为技术独立的基础。为此,确定了以下任务:提出各区域科学技术能力的定义;制定管理能力建设的方法;制定方法方法,提高各地区解决技术独立问题的科技能力。该研究使用了来自经济合作与发展组织(OECD)、俄罗斯联邦海关总署、联邦国家统计局(Rosstat)和其他来源的统计数据。对俄罗斯联邦进口依存度的分析表明,大多数高科技产品的出口占进口的比例不超过5 - 10%。考虑到创新理论和数字社会背景下知识流动的变化,研究了区域科技能力概念的起源。该研究确定了俄罗斯地区发展科技能力的障碍:高技术部门的技术落后和财政不稳定、更新意愿低、科技能力结构不平衡等。提出了一种基于区域创新过程的综合方法来克服这些障碍的方法。在此基础上,提出了基于开放式创新模式加强科技与商业互动的方法论途径。利用分层聚类分析进行的计算揭示了一组最有希望建立创新发展中心的区域。确定了三个集群(优先级由高到低):领先(4个组成实体)、先进(6个组成实体)和发达(3个组成实体)区域。所得结果可用于区域科技发展管理,并为俄罗斯经济的创新转型创造方法论。
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引用次数: 3
Assessment of Export-Led Growth Hypothesis: The Case of Bangladesh, China, India and Myanmar 出口导向型增长假说的评估:以孟加拉国、中国、印度和缅甸为例
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-3-20
M. M. Islam, M. Tareque, M. Moniruzzaman, M. I. Ali
The Asian countries, particularly Bangladesh, China, India and Myanmar, have been witnessing impressive economic growth rates due to their trade performance in the international market. Although export-led growth assumption is functional in these economies, existing pieces of literature hardly considered them in their studies. Against this backdrop, the present study investigates the export-led growth hypothesis for four South Asian countries — Bangladesh, China, India, and Myanmar — covering country-specific different time ranges. This research employs the autoregressive distributed lag (ARDL) bounds testing approach to co-integration and the MWALD Granger causality test to determine the causal relationship between variables. The results obtained from the autoregressive distributed lag method confirm the co-integration among the variables. In addition, the Granger causality test explores both the export-led and growth-led export hypotheses in Bangladesh and India as per the bidirectional causation between exports and economic development. Only the export-led growth theorem is relevant to China, and the growth-led export hypothesis is valid in the case of Myanmar based on the unidirectional causation between these variables. Therefore, any joint footstep of BCIM countries is critical to promoting exports by penetrating new destinations with diversified export goods and services. The obtained findings also indicate the potential for utilising these countries’ unused resources to encourage exports to uplift the existing growth trajectory.
亚洲国家,特别是孟加拉国、中国、印度和缅甸,由于在国际市场上的贸易表现,经济增长率令人印象深刻。尽管出口导向型增长假设在这些经济体中发挥了作用,但现有文献在研究中几乎没有考虑到这一假设。在此背景下,本研究调查了四个南亚国家(孟加拉国、中国、印度和缅甸)的出口导向型增长假设,涵盖了具体国家的不同时间范围。本研究采用自回归分布滞后(ARDL)界检验方法进行协整,采用MWALD格兰杰因果检验确定变量之间的因果关系。自回归分布滞后法的结果证实了变量之间的协整性。此外,根据出口与经济发展之间的双向因果关系,格兰杰因果检验分别对孟加拉国和印度的出口导向型和增长导向型出口假设进行了探讨。只有出口导向增长定理与中国相关,基于这些变量之间的单向因果关系,增长导向出口假说在缅甸的情况下是有效的。因此,孟中印缅各国的任何联合行动,都对以多样化的出口商品和服务进入新的目的地,从而促进出口至关重要。所获得的研究结果还表明,利用这些国家未使用的资源来鼓励出口以提升现有增长轨迹的潜力。
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引用次数: 1
Simulation of Residential Real Estate Markets in the Largest Russian Cities 俄罗斯最大城市住宅房地产市场的模拟
IF 0.5 Q3 AREA STUDIES Pub Date : 2022-01-01 DOI: 10.17059/ekon.reg.2022-2-22
L. Yasnitsky, V. L. Yasnitsky, A. Alekseev
The existing mass appraisal models and mathematical tools for predicting the market value of residential property have a number of disadvantages, as they are developed for individual regions. Without considering the constantly changing economic environment, these models quickly become outdated and require constant updating. Thus, they are not suitable for construction business optimisation. The study aims to create a universally applicable real estate appraisal system for Russian cities, regardless of the constantly changing economic situation. This goal was achieved through the creation of a neural network, whose input parameters include construction and operational data, geographical factors, time effect, as well as a number of indicators characterising the economic situation in specific regions, Russia and the world. In order to examine the dynamics of real estate markets in the Russian Federation, statistical data for neural network training were collected over a long period from 2006 to 2020. Virtual computer experiments were performed for testing the developed system. They showed that minimum size one-room apartments of 16 square meters have the highest unit cost per square meter in Moscow. Two-room apartments with an area of 90 square meters have the maximum price, as well as 100 sq. m. three-room, 110 sq. m. four-room and 120 sq. m. five-room apartments. In Ekaterinburg, two-room apartments with a total area of 30 square meters have the highest cost per square meter; the same applies for 110 sq. m. three-room, 130 sq. m. four-room and 150 sq. m. five-room apartment. Thus, the proposed system can be used to optimise the construction business. It can be also be useful for government institutions concerned with urban real estate market management, property taxation, and housing market improvement.
现有的用于预测住宅物业市场价值的大规模评估模型和数学工具存在许多缺点,因为它们是针对个别地区开发的。如果不考虑不断变化的经济环境,这些模型很快就会过时,需要不断更新。因此,它们不适合建筑业务优化。该研究旨在为俄罗斯城市创建一个普遍适用的房地产评估系统,而不考虑不断变化的经济形势。这一目标是通过建立一个神经网络来实现的,该网络的输入参数包括建筑和业务数据、地理因素、时间效应以及反映俄罗斯和世界特定地区经济状况的若干指标。为了研究俄罗斯联邦房地产市场的动态,从2006年到2020年的很长一段时间内收集了用于神经网络训练的统计数据。对所开发的系统进行了虚拟机实验。数据显示,在莫斯科,最小面积16平方米的一居室公寓每平方米的单价最高。面积为90平方米的两居室公寓和100平方米的公寓价格最高。M.三室,110平方米。M.四室120平方米。M.五室公寓。在叶卡捷琳堡,总面积为30平方米的两居室公寓每平方米的价格最高;同样适用于110平方英尺。M.三室,130平方米。四间房,150平方米。五室公寓。因此,所提出的系统可用于优化建筑业务。它也可以用于政府机构关心城市房地产市场管理,财产税和住房市场的改善。
{"title":"Simulation of Residential Real Estate Markets in the Largest Russian Cities","authors":"L. Yasnitsky, V. L. Yasnitsky, A. Alekseev","doi":"10.17059/ekon.reg.2022-2-22","DOIUrl":"https://doi.org/10.17059/ekon.reg.2022-2-22","url":null,"abstract":"The existing mass appraisal models and mathematical tools for predicting the market value of residential property have a number of disadvantages, as they are developed for individual regions. Without considering the constantly changing economic environment, these models quickly become outdated and require constant updating. Thus, they are not suitable for construction business optimisation. The study aims to create a universally applicable real estate appraisal system for Russian cities, regardless of the constantly changing economic situation. This goal was achieved through the creation of a neural network, whose input parameters include construction and operational data, geographical factors, time effect, as well as a number of indicators characterising the economic situation in specific regions, Russia and the world. In order to examine the dynamics of real estate markets in the Russian Federation, statistical data for neural network training were collected over a long period from 2006 to 2020. Virtual computer experiments were performed for testing the developed system. They showed that minimum size one-room apartments of 16 square meters have the highest unit cost per square meter in Moscow. Two-room apartments with an area of 90 square meters have the maximum price, as well as 100 sq. m. three-room, 110 sq. m. four-room and 120 sq. m. five-room apartments. In Ekaterinburg, two-room apartments with a total area of 30 square meters have the highest cost per square meter; the same applies for 110 sq. m. three-room, 130 sq. m. four-room and 150 sq. m. five-room apartment. Thus, the proposed system can be used to optimise the construction business. It can be also be useful for government institutions concerned with urban real estate market management, property taxation, and housing market improvement.","PeriodicalId":51978,"journal":{"name":"Ekonomika Regiona-Economy of Region","volume":"31 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86265244","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
期刊
Ekonomika Regiona-Economy of Region
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