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Political Uncertainty and Financial Market Quality 政治不确定性与金融市场质量
Pub Date : 2014-04-01 DOI: 10.2139/ssrn.2423576
P. Pasquariello, Christina Zafeiridou
We examine the effects of political uncertainty surrounding the outcome of U.S. presidential elections on financial market quality. We postulate those effects to depend on a positive relation between political uncertainty and information asymmetry among investors, ambiguity about the quality of their information, or dispersion of their beliefs. We find that market quality deteriorates (trading volume and various measures of liquidity decrease) in the months leading up to those elections (when political uncertainty is likely highest), but it improves (trading volume and liquidity increase) in the months afterwards. These effects are more pronounced for more uncertain elections and more speculative, difficult-to-value stocks (small, high book-to-market, low beta, traded on NASDAQ, or in less politically sensitive industries), but not for direct proxies of the market-wide extent of information asymmetry and heterogeneity among market participants (accruals, analysts' forecast dispersion, and forecast error). These findings provide the strongest support for the predictions of the ambiguity hypothesis.
我们研究了围绕美国总统选举结果的政治不确定性对金融市场质量的影响。我们假设这些影响取决于政治不确定性与投资者之间的信息不对称、信息质量的模糊性或信念的分散之间的正相关关系。我们发现,在选举前的几个月里(政治不确定性可能最高的时候),市场质量会恶化(交易量和各种流动性指标下降),但在选举后的几个月里,市场质量会改善(交易量和流动性增加)。这些影响对于更不确定的选举和更投机,难以估值的股票(小,高账面市值比,低贝塔,在纳斯达克交易,或在政治上不太敏感的行业)更为明显,但对于市场参与者之间信息不对称和异质性的市场范围内程度的直接代理(应计收益,分析师的预测离散和预测误差)。这些发现为模糊性假设的预测提供了最有力的支持。
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引用次数: 31
Assessing Hong Kong as an International Financial Centre 评估香港作为国际金融中心的地位
Pub Date : 2014-04-01 DOI: 10.2139/ssrn.2427609
D. Arner, David C. Donald, S. Goo, R. Hu, Chen Lin, Bryane Michael, F. Song, W. Tong, Chenggang Xu, D. Wójcik, Simon X. B. Zhao
By the end of the 20th century, Hong Kong had emerged as one of the world's major international financial centres. Today, while finance remains central to Hong Kong's future, it is facing unprecedented challenges, in China, in the region and globally. In the context of China, the continuing process of economic reform and financial development raises many opportunities but at the same time brings into question Hong Kong's traditional role as the primary intermediary between China and the global financial system. At the same time, the global and European financial crises have raised fundamental questions about finance, exchange rate systems, the global position of China, and the future role of the renminbi, including Hong Kong's role therein. Reflecting the centrality of finance to Hong Kong, Article 109 of the Hong Kong Basic Law, ascribes the Hong Kong Government an obligation "to provide an appropriate economic and legal environment for the maintenance of the status of Hong Kong as an international financial centre." However, Hong Kong has yet to take a comprehensive approach to this obligation or to consider its strategic and practical implications. While the creation of the Hong Kong Financial Services Development Council (FSDC) is a very important step, more remains to be done. There is no question that Hong Kong has developed impressively and is performing very well as an international financial centre. This is clear and well established and is thus not the central theme of this report. Rather, this report seeks to consider areas where Hong Kong could do better. Thus, the central theme of this report focuses on the need for a more strategic approach to Hong Kong’s future as a financial centre, based on an analysis of academic and policy research and current expectations of best regulatory and commercial practice. This report is the first of a major research project on "Enhancing Hong Kong’s Future as a Leading International Financial Centre", funded by the Hong Kong Research Grants Council Theme-based Research Scheme. Throughout this report (and in the two others which will follow in 2015 and 2017) our analysis seeks to answer one specific question: What policies and legislative/regulatory changes will maximise the long-run, risk-adjusted value of financial activities to Hong Kong, given that other international financial centre policymakers react strategically to such policies? In addressing this issue, the report provides 21 recommendations focusing on five major areas: The first grouping addresses methods to help improve the way the public contributes to financial sector policymaking. The second group proposes ways that the directing minds of Hong Kong’s financial and commercial organisations can participate more actively in ensuring Hong Kong’s regulators adopt policies which actually improve Hong Kong’s competitiveness among international financial centres (rather than just copy international "best practice"). The third grouping looks a
到20世纪末,香港已成为世界主要的国际金融中心之一。今天,虽然金融仍然是香港未来的核心,但它在中国、亚洲和全球都面临着前所未有的挑战。就中国而言,经济改革和金融发展的持续进程带来了许多机遇,但与此同时,香港作为中国与全球金融体系之间主要中介的传统角色也受到了质疑。与此同时,全球和欧洲金融危机对金融、汇率制度、中国的全球地位以及人民币未来的角色(包括香港在其中的角色)提出了根本性的问题。香港基本法第一百零九条规定,香港政府有责任“提供适当的经济和法律环境,以维持香港的国际金融中心地位”,这反映了金融在香港的中心地位。然而,香港尚未全面处理这一责任,或考虑其战略和实际影响。香港金融发展局(金管局)的成立固然是重要的一步,但仍有许多工作有待完成。毫无疑问,香港作为国际金融中心的发展令人印象深刻,表现也非常出色。这是明确和充分确定的,因此不是本报告的中心主题。本报告旨在探讨香港在哪些方面可以做得更好。因此,本报告的中心主题是根据对学术和政策研究的分析,以及对最佳监管和商业实践的当前期望,探讨香港作为金融中心的未来需要采取更具策略性的方法。本报告是由香港研究资助局主题研究计划资助的“提升香港作为领先国际金融中心的未来”大型研究项目的第一份报告。在本报告中(以及将于2015年和2017年发布的另外两份报告中),我们的分析旨在回答一个具体问题:鉴于其他国际金融中心决策者对这些政策的战略反应,哪些政策和立法/监管变化将使金融活动对香港的长期风险调整价值最大化?为解决这一问题,报告提出了21项建议,重点关注五个主要领域:第一组提出了有助于改善公众参与金融部门决策方式的方法。第二组建议香港金融及商业机构的领导更积极参与,以确保香港的监管机构采取切实提高香港在国际金融中心中的竞争力的政策(而不仅仅是照搬国际“最佳做法”)。第三组着眼于如何扩大与中国的合作。第四组探讨如何使香港金融业多元化,以获得内地以外的机会。最后一组建议讨论了如何改进香港监管机构的工作方式,以帮助整个金融业实现风险调整后回报的最大化。
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引用次数: 3
LIBOR Manipulation: Operational Risks Resulting from Brokers’ Misbehavior
Pub Date : 2014-03-30 DOI: 10.21314/jop.2014.148
P. Mcconnell
Brokers perform a key role in many financial markets. They introduce buyers to sellers, perform a useful role in price-discovery and provide a source of market information and commentary to market participants and the general public. In well-organized markets, brokers are trusted to be honest and to undertake these tasks in the best interests of their clients (buyers or sellers). But there is an inherent and well-understood conflict of interest in the role of the broker. Brokers are rewarded by their success in bringing buyers and sellers together, but their source of income is based solely on the completion of a successful transaction. Hence, there is a constant temptation for a broker to trade the best interests of their client for a completed deal. This paper examines the key role of brokers in the LIBOR manipulation scandal and using reports from published inquiries identifies the illicit activities of some brokers in assisting banks to manipulate the LIBOR benchmark. The perpetrators of these “white collar” crimes were traders and managers in some of the largest banks in the world but the manipulation would not have been as widespread or as successful without the willing participation and illegal actions of brokers in several firms. The paper argues that the actions of the traders in various banks around the world in the LIBOR manipulation scandal are examples of systemic operational risk, and in particular people risk. The paper makes specific suggestions to bank boards and regulators as to how such misconduct may be managed in future
经纪人在许多金融市场中扮演着关键角色。它们将买家介绍给卖家,在价格发现方面发挥了有益的作用,并为市场参与者和公众提供了市场信息和评论的来源。在组织良好的市场中,经纪人被认为是诚实的,并且为了客户(买家或卖家)的最大利益而承担这些任务。但在经纪人的角色中,存在着一种固有的、众所周知的利益冲突。经纪人因成功撮合买卖双方而获得奖励,但他们的收入来源完全取决于成功完成交易。因此,对于经纪人来说,为了完成一笔交易,他们总是有一种以客户的最大利益为代价的诱惑。本文考察了经纪人在伦敦银行同业拆借利率操纵丑闻中的关键作用,并利用公开调查报告确定了一些经纪人在协助银行操纵伦敦银行同业拆借利率基准方面的非法活动。这些“白领”犯罪的肇事者是世界上一些最大银行的交易员和经理,但如果没有几家公司的经纪人自愿参与和非法行动,这种操纵就不会如此广泛或成功。本文认为,在LIBOR操纵丑闻中,世界各地多家银行交易员的行为是系统性操作风险,尤其是人员风险的例子。本文就未来如何管理此类不当行为向银行董事会和监管机构提出了具体建议
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引用次数: 7
Lehman Brothers: Did Markets Know? 雷曼兄弟:市场知道吗?
Pub Date : 2014-03-01 DOI: 10.2139/ssrn.2467009
Thomas Gehrig, Marlene Haas
On September 15, 2008, Lehman Brothers Inc. announced their filing for bankruptcy. The reaction of Lehman's competitors and market participants to this bankruptcy filing announcement provides a unique field experiment of how the insolvency spills over to other financial institutions and how interconnectedness might trigger a financial crisis. Specifically, we analyze transaction prices of major U.S. investment and commercial banks prior to and after the bankruptcy. By decomposing their equity bid-ask spreads, we find evidence that the bankruptcy contributed to increasing adverse selection risk as well as inventory holding risk. Moreover, we find supporting evidence that the degree of competition among market makers did decline. All three components did contribute to a significant rise in transaction costs. Interestingly, the relative contribution of each channel has remained roughly constant. Finally, there is little evidence about insider information within the banking industry just prior to the bankruptcy. In the case of Lehman's stocks the adverse selection component rises in the last days of trading prior to the bankruptcy filing announcement. Moreover, we find no evidence of an increase in the adverse selection component of potential bidders, from which we interpret that the market did not expect a take-over or merger. We explore the robustness of our decomposition by employing volume-synchronized probability of informed trading-measures and impact regressions on prices, quantities, and their respective innovations. In general, we find that information effects are rather short-lived except for the three days prior to the Lehman insolvency.
2008年9月15日,雷曼兄弟公司宣布申请破产。雷曼兄弟的竞争对手和市场参与者对这一破产申请公告的反应,提供了一个独特的实地实验,让我们了解破产是如何蔓延到其他金融机构的,以及相互关联可能如何引发一场金融危机。具体来说,我们分析了美国主要投资银行和商业银行在破产前后的交易价格。通过对其股票买卖价差的分解,我们发现破产导致逆向选择风险和库存持有风险的增加。此外,我们发现支持性证据表明,做市商之间的竞争程度确实下降了。所有这三个因素都导致了交易成本的显著上升。有趣的是,每个渠道的相对贡献大致保持不变。最后,几乎没有证据表明,在破产之前,银行业内部存在内幕信息。以雷曼兄弟的股票为例,在破产申请宣布前的最后几天交易中,逆向选择部分上涨。此外,我们没有发现潜在竞标者逆向选择成分增加的证据,由此我们可以解释,市场并未预期收购或合并。我们通过采用知情交易措施的量同步概率和对价格、数量及其各自创新的影响回归来探索我们分解的稳健性。一般来说,我们发现信息效应是相当短暂的,除了雷曼破产前三天。
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引用次数: 1
Application of the 4Ps in Emerging Markets 4p在新兴市场的应用
Pub Date : 2014-02-09 DOI: 10.2139/ssrn.2393121
S. Boateng
Emerging markets have in recent times become a great source of interest for companies due to the unique value that they have to offer. In spite of this, marketing products or services in emerging markets can pose a distinct set of challenges, apart from being a source of great opportunity that firms need to consider in order to succeed. Results can be obtained by employing a combination of the marketing mix variables over which the marketer has control. The 4P classification of the marketing mix, remains the most cited and the most often used classification of the marketing mix. However, the applicability and suitability of the 4Ps for implementation in emerging markets still remains a source of debate. The paper, based on previous literature, presents an account of the marketing mix (4Ps) and its application in emerging markets, as well as a discussion on whether or not they can be applied in emerging markets. Two main schools of thought have emerged in an attempt to explain how applicable the marketing mix is in the context of emerging markets. One school believes that the 4Ps is not applicable in emerging markets, while a second school of thought believes that the marketing mix is indeed applicable in emerging markets subject to contextual adaptations. The paper adopts the latter view and calls for an investigation into the application of the 4Ps marketing mix among customers in emerging markets, incorporating four key considerations: access, affordability, availability and awareness. Likewise, the paper suggests that the nature of marketing strategy formulation of different types of organizations for emerging markets can be better understood by investigating the level of economic development, economic growth, as well as the market governance pertaining within the particular emerging market.
近年来,新兴市场因其独特的价值而成为企业兴趣的重要来源。尽管如此,在新兴市场营销产品或服务可能会带来一系列独特的挑战,除了是一个巨大的机会的来源,企业需要考虑,以取得成功。结果可以通过采用营销人员控制的营销组合变量的组合来获得。营销组合的4P分类仍然是最常被引用和使用的营销组合分类。然而,4p在新兴市场实施的适用性和适用性仍然是一个争论的来源。本文基于以往的文献,介绍了营销组合(4Ps)及其在新兴市场的应用,并讨论了它们是否可以应用于新兴市场。在试图解释营销组合在新兴市场背景下的适用性时,出现了两种主要的思想流派。一种学派认为,4p策略不适用于新兴市场,而另一种学派认为,营销组合确实适用于新兴市场,但要适应环境。本文采用后一种观点,并呼吁调查4Ps营销组合在新兴市场客户中的应用,包括四个关键考虑因素:获取、负担能力、可用性和意识。同样,本文认为,通过调查经济发展水平、经济增长以及特定新兴市场内的市场治理,可以更好地理解新兴市场不同类型组织的营销策略制定的性质。
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引用次数: 1
Crop Failures and Export Tariffs 作物歉收和出口关税
Pub Date : 2013-12-01 DOI: 10.2139/ssrn.2387510
P. Baake, S. Huck
We analyse a stylized model of the world grain market characterized by a small oligopoly of traders with market power on both the supply and demand side. Crops are stochastic and exporting countries can impose export tariffs to protect domestic food prices. Our first results is that export tariffs are strategic complements and that for poor harvests equilibrium tariffs can explode (shedding some light on recent volatility in world food prices). We also show that the strategic interplay between governments of export countries and traders can give rise to a number of peculiar comparative statics. For example, it can be in the interest of traders to have poor harvests in one of the countries. Finally, we demonstrate that traders as well as consumers in import countries can benefit from cooperation between grain exporting countries.
我们分析了世界粮食市场的一个风格化模型,其特征是在供应和需求方面都具有市场力量的贸易商的小寡头垄断。农作物是随机的,出口国可以征收出口关税以保护国内粮食价格。我们的第一个结论是,出口关税是一种战略补充,对于收成不佳的国家,均衡关税可能会激增(这在一定程度上解释了最近世界粮食价格的波动)。我们还表明,出口国政府和贸易商之间的战略相互作用可以产生一些特殊的比较静态。例如,其中一个国家的收成不好可能符合贸易商的利益。最后,我们证明进口国的贸易商和消费者都可以从粮食出口国之间的合作中受益。
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引用次数: 1
Return Dispersion, Size, and the Cross-Section of Stock Returns - Evidence from the German Stock Market 收益分散、规模和股票收益的横截面——来自德国股票市场的证据
Pub Date : 2013-11-04 DOI: 10.2139/ssrn.2253793
A. Waszczuk
This paper investigates whether return dispersion (RD), proxied by the cross-sectional standard deviation of stock returns, captures variation in returns across German stocks between 1989 and 2010. I address existing evidence based on U.S. equity data that RD may serve as a proxy economic state variable. In the out-of-sample test I confirm the countercyclical character of RD and show that it loads significantly negatively on future equal-weighted average market return. Sorting stocks by their absolute loadings on RD, I uncover the negative pattern in simple average portfolio returns. Further analysis indicates that the negative relationship between absolute loadings on RD and future returns is present only in micro stock subgroup. This finding casts doubt on the RD as proxy for state variable. Instead, it suggests its relation to mispricing and idiosyncratic risk components. As a secondary results I confirm the existence of reversed size effect in German stock market over the considered period.
本文研究了收益率离散度(RD)是否能反映1989年至2010年间德国股票收益率的变化,该指标由股票收益率的横截面标准差(cross-sectional standard deviation)代表。我提出了基于美国股票数据的现有证据,即RD可以作为代理经济状态变量。在样本外检验中,我证实了RD的逆周期特征,并表明它对未来等加权平均市场回报具有显著的负负荷。通过对股票的绝对RD负荷进行分类,我发现了简单平均投资组合回报的负模式。进一步的分析表明,研发的绝对负荷与未来收益之间的负相关关系仅存在于微观股票亚组中。这一发现对RD作为状态变量的代理提出了质疑。相反,它表明了它与错误定价和特殊风险成分的关系。作为次要结果,我证实了在所考虑的时期内,德国股市存在反向规模效应。
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引用次数: 0
Enhancing the Transparency Dialogue in the 'Santiago Principles' for Sovereign Wealth Funds 加强主权财富基金“圣地亚哥原则”透明度对话
Pub Date : 2013-08-26 DOI: 10.2139/ssrn.2316123
Adam D. Dixon
Compliance with the "Santiago Principles" for sovereign wealth funds (SWF) remains measured. This underlines the inherent political nature of SWFs, as they reflect the norms and conventions of their sponsors as regards transparency. Like any voluntary standard, compliance relies on the goodwill of the organization, and ultimately the organization's sponsor. Compliance is furthermore complicated when varying interpretations are present as to the requirements of the standard. In this short essay, I offer an explicit treatment of transparency in its different forms such that SWFs, their sponsors, and external analysts have a discursive device for evaluating and communicating when and why (and why they think) certain non-disclosures are legitimate, or, more importantly, when and why transparency in one domain may diminish the significance of disclosure in other areas, thus reducing the significance of non-disclosure in those areas. The aim, then, is to encourage dialogue on non-disclosure in conjunction with the Santiago Principles, as doing so leads, in my view, to increased transparency overall.
主权财富基金(SWF)遵守“圣地亚哥原则”的情况仍在衡量之中。这突显了主权财富基金固有的政治性质,因为它们反映了其发起人在透明度方面的规范和惯例。像任何自愿性标准一样,遵从性依赖于组织的善意,最终依赖于组织发起人的善意。当对标准的要求有不同的解释时,合规性就更加复杂了。在这篇短文中,我以不同的形式对透明度进行了明确的处理,这样主权财富基金、它们的发起人和外部分析师就有了一种话语工具来评估和沟通何时以及为什么(以及他们为什么认为)某些非披露是合法的,或者,更重要的是,何时以及为什么一个领域的透明度可能会削弱其他领域披露的重要性,从而降低了这些领域不披露的重要性。因此,其目的是鼓励在《圣地亚哥原则》的基础上就不披露问题进行对话,因为我认为,这样做可以提高总体透明度。
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引用次数: 4
Interactions between Eurozone and US Booms and Busts: A Bayesian Panel Markov-Switching VAR Model 欧元区与美国繁荣与萧条的相互作用:一个贝叶斯面板马尔可夫转换VAR模型
Pub Date : 2013-08-20 DOI: 10.2139/ssrn.2353013
Monica Billio, R. Casarin, F. Ravazzolo, H. V. Dijk
Interactions between the eurozone and US booms and busts and among major eurozone economies are analyzed by introducing a panel Markov-switching VAR model well suitable for a multi-country cyclical analysis. The model accommodates changes in low and high data frequencies and endogenous time-varying transition matrices of the country-specific Markov chains. The transition matrix of each Markov chain depends on its own past history and on the history of the other chains, thus allowing for modeling of the interactions between cycles. An endogenous common eurozone cycle is derived by aggregating country-specific cycles. The model is estimated using a simulation based Bayesian approach in which an efficient multi-move strategy algorithm is defined to draw common time-varying Markov-switching chains. Our results show that the US and eurozone cycles are not fully synchronized over the 1991-2013 sample period, with evidence of more recessions in the Eurozone. Shocks affect the US 1-quarter in advance of the eurozone, but these spread very rapidly among economies. An increase in the number of eurozone countries in recession increases the probability of the US to stay within recession, while the US recession indicator has a negative impact on the probability to stay in recession for eurozone countries. Turning point analysis shows that the cycles of Germany, France and Italy are closer to the US cycle than other countries. Belgium, Spain, and Germany, provide more timely information on the aggregate recession than Netherlands and France.
通过引入一个非常适合多国周期分析的马尔可夫转换VAR模型,分析了欧元区和美国繁荣与萧条之间以及欧元区主要经济体之间的相互作用。该模型适应了低、高数据频率的变化以及特定国家马尔可夫链的内生时变过渡矩阵。每个马尔可夫链的转移矩阵依赖于它自己的过去历史和其他链的历史,从而允许对周期之间的相互作用进行建模。一个内生的欧元区共同周期是通过汇总具体国家的周期推导出来的。采用基于仿真的贝叶斯方法对模型进行估计,其中定义了一种高效的多步策略算法来绘制常见的时变马尔可夫切换链。我们的研究结果表明,在1991年至2013年的样本期内,美国和欧元区的周期并不完全同步,有证据表明欧元区出现了更多的衰退。冲击对美国的影响要比欧元区早一个季度,但这些冲击在各经济体之间的传播非常迅速。欧元区陷入衰退国家数量的增加增加了美国陷入衰退的可能性,而美国的衰退指标对欧元区国家陷入衰退的可能性产生了负面影响。拐点分析表明,德国、法国和意大利的经济周期比其他国家更接近美国的经济周期。比利时、西班牙和德国提供的总体衰退信息比荷兰和法国更及时。
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引用次数: 33
The Twilight Zone: OTC Regulatory Regimes and Market Quality 模糊地带:OTC监管制度和市场质量
Pub Date : 2013-08-01 DOI: 10.1093/rfs/hhx102
Ulf Brüggemann, Aditya Kaul, C. Leuz, Ingrid M. Werner
Studying a comprehensive sample of stocks from the U.S. OTC market, we show that this market is a large and diverse trading environment with a rich set of regulatory and disclosure regimes, comprising venue rules and state laws beyond SEC regulation. We exploit this institutional richness to show that OTC firms subject to stricter regulatory regimes and disclosure requirements have higher market quality (higher liquidity and lower crash risk). Our analysis points to an important trade-off in regulating the OTC market and protecting investors: lowering regulatory requirements reduces the compliance burden for smaller firms, but it also reduces market quality. Received July 26, 2013; editorial decision July 8, 2017 by Editor Itay Goldstein.
通过对美国场外交易市场股票的全面研究,我们发现这个市场是一个庞大而多样化的交易环境,拥有丰富的监管和披露制度,包括交易场所规则和美国证券交易委员会监管之外的州法律。我们利用这种制度的丰富性来表明,受到更严格的监管制度和披露要求的场外交易公司具有更高的市场质量(更高的流动性和更低的崩溃风险)。我们的分析指出了监管场外交易市场和保护投资者之间的一个重要权衡:降低监管要求减轻了小公司的合规负担,但也降低了市场质量。2013年7月26日收稿;2017年7月8日编辑Itay Goldstein的编辑决定。
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引用次数: 46
期刊
PSN: Global Markets (Topic)
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