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Mispricing in Stock Index Futures Markets – the Case of Greece 股指期货市场的错误定价——以希腊为例
Athanasios P. Fassas
This study investigates the pricing efficiency of FTSE/ATHEX-20 index futures contracts and examines whether arbitrage profits exist in the Greek market. By comparing ex-post mispricing with round-trip total transaction costs faced by different groups of market participants, the empirical investigation suggests that profitable arbitrage opportunities are likely to be common in the Athens Exchange. The current paper also documents and tests the factors that determine the occurrence and the magnitude of the arbitrage opportunities in the Greek futures market. The findings suggest that variables, such as futures maturity, dividends, volatility, liquidity and short-selling restrictions, explain effectively the cash-futures mispricing.
本研究考察了FTSE/ATHEX-20指数期货合约的定价效率,并考察了希腊市场是否存在套利利润。通过比较不同市场参与者群体所面临的前后错误定价与往返总交易成本,实证调查表明,有利可图的套利机会在雅典交易所可能是普遍存在的。本文还记录并测试了决定希腊期货市场套利机会发生和规模的因素。研究结果表明,期货期限、股息、波动性、流动性和卖空限制等变量可以有效地解释现金期货的错误定价。
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引用次数: 12
Broker Recommendations and Australian Small‐Cap Equity Fund Management 经纪人推荐和澳大利亚小盘股基金管理
Pub Date : 2010-01-20 DOI: 10.1111/j.1467-629X.2010.00374.x
Carole Comerton-Forde, D. Gallagher, J. Lai, T. Walter
This study examines whether the abnormal performance of active Australian small-cap equity fund managers is associated with broker recommendations. Our evidence supports the investment value of broker recommendations, showing significant abnormal returns (ARs) both pre- and post-broker recommendations. We find that when a factor-mimicking portfolio based on broker recommendations is added to a Carhart (1997) model, annual alphas are reduced by 48 basis points. Using transaction-level data, buy trades following broker recommendations earn significant cumulative ARs of 1.56 per cent after 60 days. Overall, we find that broker recommendations account for an economically significant component of alphas.
本研究考察了活跃的澳大利亚小盘股基金经理的异常表现是否与经纪人推荐有关。我们的证据支持经纪人推荐的投资价值,在经纪人推荐之前和之后都显示出显著的异常回报(ARs)。我们发现,在Carhart(1997)模型中加入基于经纪人推荐的因子模拟投资组合后,年度alpha值降低了48个基点。根据交易层面的数据,根据经纪商建议买入的交易,在60天后的累计年化收益率高达1.56%。总的来说,我们发现经纪人推荐在经济上是alpha的重要组成部分。
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引用次数: 7
Econometrics of Asset Pricing: Methodological Review and Empirical Exercise 资产定价计量经济学:方法回顾与实证实践
Martín Lozano
This review summarizes some of the methodology currently available for estimating and evaluating Beta and stochastic discount factor (SDF) models such as time-series regression, cross-sectional regression, Fama-MacBeth procedure, and the generalized method of moments (GMM). The Fama-French and Carhart models are estimated following this review.
本文综述了目前可用来估计和评估Beta和随机贴现因子(SDF)模型的一些方法,如时间序列回归、横截面回归、Fama-MacBeth程序和广义矩量法(GMM)。本文对Fama-French和Carhart模型进行了评估。
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引用次数: 1
High Frequency Market Microstructure Noise Estimates and Liquidity Measures 高频市场微观结构噪声估计与流动性措施
Yacine Ait-Sahalia, Jialin Yu
Using recent advances in the econometrics literature, we disentangle from high frequency observations on the transaction prices of a large sample of NYSE stocks a fundamental component and a microstructure noise component. We then relate these statistical measurements of market microstructure noise to observable characteristics of the underlying stocks and, in particular, to different financial measures of their liquidity. We find that more liquid stocks based on financial characteristics have lower noise and noise-to-signal ratio measured from their high frequency returns. We then examine whether there exists a common, market-wide, factor in high frequency stock-level measurements of noise, and whether that factor is priced in asset returns.
利用计量经济学文献的最新进展,我们从纽约证券交易所股票大样本交易价格的高频观察中分离出基本成分和微观结构噪声成分。然后,我们将这些市场微观结构噪声的统计测量与标的股票的可观察特征联系起来,特别是与其流动性的不同金融测量相关联。我们发现,基于财务特征的流动性更强的股票具有更低的噪声和从高频收益衡量的噪信比。然后,我们检查在高频股票水平噪声测量中是否存在一个共同的、市场范围的因素,以及该因素是否在资产回报中定价。
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引用次数: 151
Gone Fishin': Seasonality in Trading Activity and Asset Prices 去钓鱼:交易活动和资产价格的季节性
Harrison G. Hong, Jialin Yu
We use seasonality in stock trading activity associated with summer vacation as a source of exogenous variation to study the relationship between trading volume and expected return. Using data from 51 stock markets, we first confirm a widely held belief that stock turnover is significantly lower during the summer because market participants are on vacation. Interestingly, we find that mean stock return is also lower during the summer for countries with significant declines in trading activity. This relationship is not due to time-varying volatility. Moreover, both large and small investors trade less and the price of trading (bid-ask spread) is higher during the summer. These findings suggest that heterogeneous agent models are essential for a complete understanding of asset prices.
我们使用与暑假相关的股票交易活动的季节性作为外生变异的来源来研究交易量与预期收益之间的关系。利用来自51个股票市场的数据,我们首先证实了一个普遍持有的观点,即股票周转率在夏季显著降低,因为市场参与者都在度假。有趣的是,我们发现在交易活动显著下降的国家,平均股票回报率在夏季也较低。这种关系不是由于时变波动。此外,大投资者和小投资者的交易都减少了,交易价格(买卖价差)在夏季更高。这些发现表明,异质代理模型对于完全理解资产价格至关重要。
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引用次数: 166
The Dependence of Recovery Rates and Defaults 回收率与违约的依赖关系
W. Perraudin, Yen-Ting Hu
In standard ratings-based models for analyzing credit portfolios and pricing credit derivatives, it is assumed that defaults and recoveries are statistically independent. This paper presents evidence that aggregate quarterly default rates and recovery rates are, in fact, negatively correlated. Using Extreme Value Theory techniques, we show that the dependence affects the tail behavior of total credit loss distributions and leads to higher VaR measures.
在分析信用组合和为信用衍生品定价的基于评级的标准模型中,假设违约和收回在统计上是独立的。本文提供的证据表明,季度违约率和回收率实际上是负相关的。利用极值理论技术,我们证明了依赖关系影响总信用损失分布的尾部行为,并导致更高的VaR度量。
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引用次数: 148
The Maturity of Debt Issues and Predictable Variation in Bond Returns 债券发行期限与债券收益的可预测变化
Malcolm P. Baker, R. Greenwood, Jeffrey Wurgler
The maturity of new debt issues predicts excess bond returns. When the share of long-term debt issues in total debt issues is high, future excess bond returns are low. This predictive power comes in two parts. First, inflation, the real short-term rate, and the term spread predict excess bond returns. Second, these same variables explain the long-term share, and together account for much of its own ability to predict excess bond returns. The results are consistent with survey evidence that firms use debt market conditions in an effort to determine the lowest-cost maturity at which to borrow.
新发行债券的到期日预示着超额的债券回报。当长期债务占总债务的比例较高时,未来的超额债券回报就会较低。这种预测能力分为两部分。首先,通胀、实际短期利率和期限价差预示着债券的超额回报。其次,这些相同的变量解释了长期份额,并在很大程度上解释了其自身预测超额债券回报的能力。这一结果与调查证据一致,即企业利用债务市场状况来努力确定借款的最低成本期限。
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引用次数: 306
A Successful (Yet Somewhat Untested) Case of Disaster Financing: Terrorism Insurance Under Tria, 2002–2020 灾难融资的成功(但有些未经检验)案例:恐怖主义保险,2002-2020
E. Michel-Kerjan, Howard C. Kunreuther
The Terrorism Risk Insurance Act (TRIA) established a public–private partnership between the U.S. federal government, private insurers, and all commercial enterprises operating on U.S. soil. Renewed and modified in January 2015 until December 2020, the TRIA program requires insurers to offer terrorism insurance to their commercial policyholders while providing insurers with free up‐front financial protection up to $100 billion against terrorist attacks in the United States. With the federal government providing a financial safety net, the private insurance sector can offer coverage against an uncertain risk that would otherwise be largely considered uninsurable, thus making terrorism insurance widely available and affordable. TRIA is a successful case of public–private disaster risk financing that has received bipartisan political support. Yet it remains untested for large losses and it is unclear how the market and policymakers will react should another large‐scale insured loss occur. TRIA also raises concerns about the indemnification of individual victims of a terrorist attack (in addition to workers’ compensation).
《恐怖主义风险保险法》(TRIA)在美国联邦政府、私营保险公司和所有在美国境内经营的商业企业之间建立了一种公私伙伴关系。TRIA计划于2015年1月进行了更新和修改,并于2020年12月到期。该计划要求保险公司向其商业保单持有人提供恐怖主义保险,同时为保险公司提供高达1000亿美元的免费前线金融保护,以应对美国境内的恐怖袭击。在联邦政府提供金融安全网的情况下,私营保险部门可以针对不确定的风险提供保险,否则这些风险在很大程度上被认为是不可保险的,从而使恐怖主义保险广泛可用且负担得起。TRIA是获得两党政治支持的公共和私人灾害风险融资的成功案例。然而,它仍未经受过大规模损失的考验,目前尚不清楚,如果再次发生大规模保险损失,市场和政策制定者将如何反应。《反恐怖主义法》还对恐怖袭击的个人受害者(除了工人之外)的赔偿提出了关切。补偿)。
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引用次数: 0
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ERN: Other Econometrics: Applied Econometric Modeling in Financial Economics (Topic)
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