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The role of macroeconomic and geopolitical news on gold returns and volatility 宏观经济和地缘政治新闻对黄金回报和波动性的影响
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-02-21 DOI: 10.17811/EBL.10.1.2021.72-80
N. Apergis, T. Hayat, T. Saeed
The goal of this paper is to explore the simultaneous role of macroeconomic and geopolitical news in gold returns and its associated volatility. The analysis uses sentiment scores for certain macroeconomic and geopolitical global news, along with a GARCH modelling approach. The findings document that both types of news substantially impact gold returns and their associated volatility, with geopolitical news having a stronger impact.
本文的目的是探讨宏观经济和地缘政治新闻在黄金回报及其相关波动中的同步作用。该分析使用了某些宏观经济和地缘政治全球新闻的情绪得分,以及GARCH建模方法。研究结果表明,这两种类型的新闻都对黄金回报及其相关波动性产生了实质性影响,其中地缘政治新闻的影响更大。
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引用次数: 0
Chasing returns with high-beta stocks: evidence from tax-privileged mutual funds in Thailand 追逐高贝塔股票的回报:来自泰国享有税收优惠的共同基金的证据
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-02-21 DOI: 10.17811/EBL.10.1.2021.37-44
Roongkiat Ratanabanchuen, Kanis Saengchote
One proposed explanation for the low-beta anomaly – a puzzling finding that stocks with low systematic risk tend to earn higher returns than the CAPM predicts and vice versa – is that mutual funds drive up demand for high-beta stocks, leading to systematic mispricing. We find evidence that Thai equity mutual funds tend to alter their risk exposure in response to fund flows, but only for incentivized funds where investors receive immediate tax benefits. We argue that the benefits change the way investors make their decisions, raising an issue of how public policies may have unintended consequences in capital markets.
一种对低贝塔异常的解释是,共同基金推高了对高贝塔股票的需求,导致了系统性定价错误。低贝塔异常是一个令人困惑的发现,即具有低系统性风险的股票往往比CAPM预测的回报更高,反之亦然。我们发现有证据表明,泰国股票共同基金倾向于改变其风险敞口,以应对资金流动,但仅适用于投资者立即获得税收优惠的激励基金。我们认为,这些好处改变了投资者做出决策的方式,这就提出了一个问题,即公共政策可能会对资本市场产生意想不到的后果。
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引用次数: 0
Government borrowing as a Ponzi scheme: the case of Bangladesh 政府借贷是庞氏骗局:以孟加拉国为例
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-02-21 DOI: 10.17811/EBL.10.1.2021.81-86
Syed Yusuf Saadat
This study investigates whether government borrowing can be likened to a Ponzi scheme which will allow the government to roll-over its debt perpetually. The results show that, on the basis of the condition of maintaining real economic growth rate above and beyond the real interest rate on government debt, it will not be possible to sustain a perpetual Ponzi scheme of all four types of National Savings Certificates in Bangladesh. The government’s debt may be rolled over perpetually for two types of National Savings Certificates, following the condition outlined in Ball, et al. (1998), or for three types of National Savings Certificates following the condition outlined in Mehrotra (2017).
这项研究调查了政府借贷是否可以被比作庞氏骗局,让政府永久展期。结果表明,在保持实际经济增长率高于政府债务实际利率的条件下,孟加拉国不可能维持所有四种类型的国民储蓄证书的永久庞氏骗局。根据Ball等人(1998)中概述的条件,政府的债务可以永久展期为两种类型的国民储蓄证书,或者根据Mehrotra(2017)中列出的条件展期为三种类型的国家储蓄证书。
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引用次数: 0
Does the UK economy grow faster under a Conservative or Labour government? 英国经济在保守党还是工党执政下增长更快?
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-13 DOI: 10.17811/EBL.10.2.2021.95-101
Amr Algarhi, Alexander Tziamalis
We use quarterly data from 1955 to 2019 to examine the performance of Conservative and Labour administrations in terms of real GDP growth in the United Kingdom. To account for fiscal lags in the legislation and implementation of new policies by each administration, we explore up to lag 8 in addition to an overlapping technique. Our main finding is that the UK economy has grown with a similar pace under both parties, however Labour governments seem to do better in tackling recessions and achieve a more consistent performance. Labour’s advantage becomes more pronounced if we discount the effect of a large external shock, the 2008 Financial Crisis.
我们使用1955年至2019年的季度数据来研究英国保守党和工党政府在实际GDP增长方面的表现。为了解释每个政府在立法和实施新政策方面的财政滞后,除了重叠技术外,我们还探索了滞后8。我们的主要发现是,在两党执政期间,英国经济的增长速度相似,但工党政府似乎在应对衰退方面做得更好,并取得了更稳定的表现。如果不考虑2008年金融危机这一巨大外部冲击的影响,工党的优势就会变得更加明显。
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引用次数: 0
Adoption of yield-increasing technologies in poorly integrated crop output markets 在一体化程度较低的作物产量市场采用增产技术
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.319-330
R. A. Nikiema
This paper analyzes the relationship between crop output market and the use of modern inputs of farmers in developing countries. For this purpose, we used a large-scale household dataset collected in rural Burkina Faso. We found evidence that crop output market integration matters in farmer decision to adopt modern inputs. More specifically, an increase of the spatial price dispersion by 10% is significantly associated with a decrease of the probability of using modern inputs by 4%. However, price volatility affects neither the decision to use of the modern nor the intensity of adoption. Our finding implies that in order to succeed, agricultural interventions that target the adoption of modern inputs should be accompanied with market development measures.
本文分析了发展中国家农作物产量市场与农民使用现代投入品的关系。为此,我们使用了在布基纳法索农村收集的大规模家庭数据集。我们发现有证据表明,作物产量市场一体化对农民决定采用现代投入有影响。更具体地说,空间价格差异每增加10%,使用现代投入的可能性就会下降4%。然而,价格波动既不影响使用现代技术的决定,也不影响采用的强度。我们的发现表明,为了取得成功,以采用现代投入为目标的农业干预措施应该伴随着市场发展措施。
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引用次数: 0
Pricing of higher education: The case of top-ranked MBA programs 高等教育的定价:以顶级MBA项目为例
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.310-318
Andy W. Chen, Haoyang Chen
Tuition fees of full-time MBA programs with similar structure can vary greatly from around USD $20,000 to USD $220,000. This paper explores the effects of post-graduation salary, reputation, and their interaction on such high discrepancy in MBA tuition. Using a unique dataset of international MBA programs, we found that program value is positively correlated with post-graduation salary. This relationship is stronger for more prestigious programs whose values are impacted more by graduate outcomes. In addition, this relationship is greater for North American programs, but smaller for European programs, suggesting a geographical effect. These results provide managerial implications for program administrators and universities offering professional business programs. These insights can be extended to other industries of intangible experience goods.
类似结构的全日制MBA课程的学费相差很大,从2万美元到22万美元不等。本文探讨了毕业后薪酬、声誉及其相互作用对MBA学费差异的影响。利用独特的国际MBA项目数据集,我们发现项目价值与毕业后工资呈正相关。这种关系在更有声望的项目中更为明显,这些项目的价值更多地受到毕业生成绩的影响。此外,这种关系在北美项目中更大,但在欧洲项目中较小,这表明存在地理效应。这些结果为项目管理者和提供专业商业项目的大学提供了管理启示。这些见解可以推广到其他行业的无形体验商品。
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引用次数: 0
Market structure, state ownership and monetary policy transmission through bank lending channel: Evidence from Vietnamese commercial banks 市场结构、国有制与银行贷款渠道中的货币政策传导:来自越南商业银行的证据
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.164-177
H. Nguyen, Minh Vu Ngo, Thanh Phuc Nguyen
This paper examines the impact of market structure and state ownership on bank lending as a transmission channel for monetary policies. For controlling the effects of bank heterogeneities and macroeconomic factors on bank lending, dynamic models using two-step difference GMM with panel data collected from 25 Vietnamese commercial banks and the Vietnamese banking sector from 1999 to 2017 are employed. Results indicate that a higher level of concentration in the banking market and state ownership dampen the expected impacts of interbank interest rate on the loan growth in commercial banks, which decreases the effectiveness of monetary policy via the bank lending channel. These results are robust regarding the use of alternative measures of market structure and the inclusion of event time variables in the dynamic model. Based on the findings, monetary policy could be implied using the significant moderating impacts of state-ownership as well as the market structure of the Vietnamese banking sector on the relationship between bank loan supply and interbank interest rate.
本文考察了市场结构和国有制对银行贷款作为货币政策传导渠道的影响。为了控制银行异质性和宏观经济因素对银行贷款的影响,采用两步差分GMM动态模型,收集了25家越南商业银行和越南银行业1999年至2017年的面板数据。结果表明,较高的银行市场集中度和国有制抑制了银行间利率对商业银行贷款增长的预期影响,从而降低了通过银行贷款渠道实施的货币政策的有效性。这些结果对于使用市场结构的替代措施和在动态模型中包含事件时间变量是稳健的。根据研究结果,货币政策可以隐含使用国家所有权的显著调节影响,以及越南银行业的市场结构对银行贷款供应和银行间利率之间的关系。
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引用次数: 4
Financial crisis and diversification strategies: the impact on bank risk and performance 金融危机与多元化战略:对银行风险和绩效的影响
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.249-261
Duy Khanh Pham, V. Ngo, H. Nguyen, T. Le
The paper investigates the impacts of diversification strategies on various indicators of bank risks and performance in emerging markets before, during, and after the global financial crisis. We use a data set of 44 commercial banks in Vietnam over the period 2002-2019 and the Generalised Method of Moments (GMM). The results suggest that income and funding diversification improve bank performance without increasing their risk-taking. During the financial crisis, assets and funding diversity help reduce risk, while income diversified banks bear more risk. The empirical findings show that different diversification dimensions affect bank risk and performance differently during crisis and non-crisis periods so bank managers need to adjust their strategy accordingly.
本文研究了在全球金融危机之前、期间和之后,多元化战略对新兴市场银行风险和绩效各项指标的影响。我们使用了2002-2019年期间越南44家商业银行的数据集和广义矩量法(GMM)。结果表明,收入和资金多元化在不增加银行风险承担的情况下提高了银行绩效。在金融危机中,资产和资金多元化有助于降低风险,而收入多元化的银行承担的风险更大。实证结果表明,在危机和非危机时期,不同的多元化维度对银行风险和绩效的影响是不同的,因此银行管理者需要相应地调整策略。
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引用次数: 8
Does frequent leadership changes influence firm performance? Insights from China 频繁的领导层变动会影响公司绩效吗?来自中国的启示
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.291-298
A. Akbar, Xinfeng Jiang, Zeeshan Fareed, M. Akbar
This letter is a first attempt to investigate the relationship between frequent leadership changes during the year and firm performance. We analyze how CEO frequency during one-year period impact performance indicators of Chinese listed firms. The results of panel fixed-effect regression reveal that CEO turnover leads to a decline in corporate performance measured by ROA and ROE. Moreover, with an increase in annual turnover frequency, the degree of performance decline gets more pronounced. These results remain robust after controlling for endogeneity using the alternate econometric specification of 2SLS. The study findings assert that frequent CEO changes are not conducive to firm performance. Hence, stability in the CEO tenure is essential to sustain and optimize financial performance of an enterprise.
这封信是第一次尝试调查一年中频繁的领导层变动与公司业绩之间的关系。本文分析了一年内CEO频次对中国上市公司绩效指标的影响。面板固定效应回归结果显示,CEO离职导致以ROA和ROE衡量的公司绩效下降。而且,随着年更替频率的增加,绩效下降的程度也更加明显。在使用2SLS的替代计量经济规范控制内生性后,这些结果仍然是稳健的。研究结果表明,频繁更换CEO不利于公司绩效。因此,CEO任期的稳定性对于维持和优化企业的财务绩效至关重要。
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引用次数: 5
Basel violations, volatility model variants and value at risk: Optimization of performance deviations in banks 违反巴塞尔协议、波动率模型变异与风险价值:银行绩效偏差的优化
IF 0.9 Q2 Economics, Econometrics and Finance Pub Date : 2021-01-01 DOI: 10.17811/ebl.10.3.2021.240-248
Shahid W. Anjum
Basel penalties originate from VaR violations where a bank may end up either holding more capital or will risk to be reverted to standardized approach. Regulatory capital charge can have a huge impact on banks’ profitability which depends on the estimation of VaR thresholds which  is evaluated by the approaches like hypothesis tests, back-testing procedures and Basel Accord regulatory calculations for penalty zones are used. A multi-criteria performance measure has been introduced in this study in order to select the optimal internal model based on performance evaluation techniques which could possibly help in reduction in the VaR violations and thus may leave more capital with banks.
巴塞尔协议的处罚源于风险价值违规,银行最终可能持有更多资本,或者将面临回归标准化方法的风险。监管资本费用可能对银行的盈利能力产生巨大影响,这取决于VaR阈值的估计,VaR阈值通过假设检验、回测程序和巴塞尔协议监管计算等方法进行评估。为了选择基于绩效评估技术的最佳内部模型,本研究中引入了一个多标准绩效度量,这可能有助于减少违反VaR的行为,从而可能为银行留下更多的资本。
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引用次数: 2
期刊
Economics and Business Letters
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