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Microeconomics: Asymmetric & Private Information eJournal最新文献

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Information, Liquidity, and Dynamic Limit Order Markets 信息,流动性和动态限价订单市场
Pub Date : 2020-03-01 DOI: 10.2139/ssrn.3032074
Roberto Riccò, B. Rindi, Duane J. Seppi
This paper describes price discovery and liquidity provision in a dynamic limit order market with asymmetric information and non-Markovian learning. Investors condition on information in both the current limit order book and also, unlike in previous research, on the prior order history when deciding whether to provide or take liquidity. Our analysis shows that the information content of the prior order history can be substantial. Surprisingly, the information content of equilibrium orders can differ from order direction and aggressiveness. JEL classiffication: G10, G20, G24, D40. Keywords: Limit order markets, asymmetric information, liquidity, market microstructure.
本文研究了具有非对称信息和非马尔可夫学习的动态限价单市场中的价格发现和流动性供给问题。与之前的研究不同,投资者在决定是否提供或接受流动性时,既要考虑当前限价订单簿中的信息,也要考虑之前的订单历史。我们的分析表明,之前的订单历史的信息内容可以是实质性的。令人惊讶的是,均衡秩序的信息含量会因秩序方向和侵略性而有所不同。JEL分类:G10, G20, G24, D40。关键词:限价单市场,信息不对称,流动性,市场微观结构
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引用次数: 12
The Commitment to Income-Decreasing Accounting Choices as a Credible Signal to Reduce Information Asymmetry: The Case of Asset Revaluations 对收入递减会计选择的承诺作为减少信息不对称的可信信号:资产重估的案例
Pub Date : 2020-02-29 DOI: 10.2139/ssrn.3548581
Fabio Moraes da Costa, Carol Liu, R. Rosa, Samuel L. Tiras
Bagnoli and Watts (2005) propose that a manager could reduce information asymmetry by choosing an income-decreasing accounting choice that signals the firm’s relatively good future prospects. A limitation in testing this theory is that most income-decreasing accounting choices over time reverse such that aggregated earnings would be the same, regardless of the choice. One income-decreasing accounting choice that never reverses is the choice of upward asset revaluation, where the resulting gains are recognized through OCI and reduce future earnings by increasing future depreciation expense. In the UK, prior to FRS15, firms had the option to upwardly revalue on a one-time basis. FRS15, and subsequently IFRS, however, require those firms that upwardly revalue precommit to revalue on a consistent basis. This precommitment sacrifices future reporting discretion, which Bagnoli and Watts (2005) suggest serves as a costly signal of a firm’s relatively good future prospects that reduces information asymmetry. The choice not to upwardly revalue, therefore, serves as a signal of a firm’s relatively poor future prospects and also reduces information asymmetry, but this choice does not require precommitment such that the reduction in information asymmetry would be less than the choice to precommit to upward revaluations. Using a propensity-score matched-pair design on a sample of UK firms to test our predictions during the period requiring precommitment, we find lower forecast dispersion, lower return volatility, and a lower cost of capital for firms that precommit to upward asset revaluations, relative to those firms that choose not to upwardly revalue their operating assets.
Bagnoli和Watts(2005)提出,管理者可以通过选择收入减少的会计选择来减少信息不对称,这表明公司的未来前景相对较好。测试这一理论的一个限制是,随着时间的推移,大多数减少收入的会计选择都会逆转,这样,无论选择哪种,总收益都是一样的。一种永远不会逆转的收入递减会计选择是向上资产重估的选择,由此产生的收益通过OCI确认,并通过增加未来折旧费用来减少未来收益。在英国,在FRS15之前,公司可以选择一次性向上重估价值。然而,FRS15和随后的IFRS要求那些向上重估的公司预先承诺在一致的基础上重估。这种预先承诺牺牲了未来报告的自由裁量权,Bagnoli和Watts(2005)认为,这是企业相对良好的未来前景的一个昂贵信号,可以减少信息不对称。因此,不向上重估的选择是企业未来前景相对较差的信号,也减少了信息不对称,但这种选择不需要预先承诺,因此信息不对称的减少将小于预先承诺向上重估的选择。在英国公司样本上使用倾向得分匹配对设计来测试我们在需要预估期间的预测,我们发现,与那些选择不向上重估其经营资产的公司相比,预估向上资产重估的公司的预测离散度较低,回报波动性较低,资本成本较低。
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引用次数: 2
De-crypto-ing Signals in Initial Coin Offerings: Evidence of Rational Token Retention 初始代币发行中的解密信号:合理代币保留的证据
Pub Date : 2020-02-23 DOI: 10.2139/ssrn.3286835
T. Davydiuk, Deeksha Gupta, Samuel Rosen
Using the market for initial coin offerings (ICOs) as a laboratory, we provide evidence that entrepreneurs use retention to alleviate information asymmetry. The underlying technology and the absence of regulation make the ICO market well suited to study this question empirically. Using a hand-collected data set, we show that ICO issuers that retain a larger fraction of their tokens are more successful in their funding efforts and are more likely to develop a working product. Moreover, we find that retention is a stronger signal when markets are crowded, and investors do not have as much time to conduct due diligence. This paper was accepted by Will Cong, Special Issue of Management Science: Blockchains and crypto economics. Supplemental Material: The data files are available at https://doi.org/10.1287/mnsc.2022.4631 .
利用首次代币发行(ico)市场作为实验室,我们提供了企业家使用保留来缓解信息不对称的证据。基础技术和监管的缺失使得ICO市场非常适合从经验上研究这个问题。使用手工收集的数据集,我们表明保留更大比例代币的ICO发行人在融资工作中更成功,更有可能开发出工作产品。此外,我们发现,当市场拥挤,投资者没有足够的时间进行尽职调查时,留任是一个更强的信号。本文被Will Cong《管理科学特刊:区块链与加密经济学》接受。补充资料:数据文件可从https://doi.org/10.1287/mnsc.2022.4631获取。
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引用次数: 28
Dynamic Persuasion With Outside Information 动态说服与外部信息
Pub Date : 2020-02-20 DOI: 10.2139/ssrn.3154313
Jacopo Bizzotto, Jesper Rüdiger, A. Vigier
A principal seeks to persuade an agent to accept an offer of uncertain value before a deadline expires. The principal can generate information, but exerts no control over exogenous outside information. The combined effect of the deadline and outside information creates incentives for the principal to keep uncertainty high in the first periods so as to persuade the agent close to the deadline. We characterize the equilibrium, compare it to the single-player decision problem in which exogenous outside information is the agent’s only source of information, and examine the welfare implications of our analysis. (JEL C73, D82, D83)
委托人试图说服代理人在截止日期前接受价值不确定的报价。委托人可以产生信息,但不能控制外生的外部信息。最后期限和外部信息的共同作用促使委托人在最初阶段保持较高的不确定性,以便在接近最后期限时说服代理人。我们描述了均衡的特征,将其与个体决策问题进行了比较,在单人决策问题中,外生的外部信息是代理人的唯一信息来源,并检查了我们分析的福利含义。(凝胶c73, d82, d83)
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引用次数: 27
Cheap-talk Communication in Procurement Auctions: Theory and Experiment 采购拍卖中的廉价沟通:理论与实验
Pub Date : 2020-02-19 DOI: 10.2139/ssrn.3542737
S. Onderstal, Yang Yang
In procurement auctions, bidders are usually better informed about technical, financial, or legal aspects of the goods and services procured. Therefore, the buyer may include a dialogue in the procurement procedure which enables the suppliers to reveal information that will help the buyer to better specify the terms of the contract. This paper addresses the question of the value added of letting the sourcing process consist of both an auction and a negotiation stage, theoretically and in a laboratory experiment. Our theoretical results suggest that in a setting where the buyer and the suppliers have aligned interests regarding the terms of the contract, allowing the winning supplier to communicate with the buyer after the auction is beneficial to the buyer compared to no communication and ex-ante communication. In a setting where the buyer and the winning supplier have misaligned interests regarding the terms, the buyer benefits from ex-ante communication relative to no communication and ex-post communication. Our experimental data provide strong evidence for the predictions in the aligned-interest setting. In the misaligned-interest setting, we do not observe significant differences between the three mechanisms. Our experimental findings offer several managerial implications for the appropriate design of sourcing processes.
在采购拍卖中,投标人通常更了解所采购商品和服务的技术、财务或法律方面的情况。因此,买方可以在采购程序中加入对话,使供应商能够披露有助于买方更好地明确合同条款的信息。本文从理论和实验两方面探讨了由拍卖和谈判两个阶段组成的采购过程的增值问题。我们的理论结果表明,在买方和供应商在合同条款方面利益一致的情况下,允许获胜的供应商在拍卖后与买方沟通,比不沟通和事前沟通更有利于买方。在买方和获胜的供应商对条款的利益不一致的情况下,相对于没有沟通和事后沟通,买方从事前沟通中获益。我们的实验数据为在利益一致的情况下的预测提供了强有力的证据。在利益失调的背景下,我们没有观察到三种机制之间的显著差异。我们的实验结果为采购过程的适当设计提供了几个管理意义。
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引用次数: 0
Incomplete Information and the Liquidity Premium Puzzle 不完全信息与流动性溢价之谜
Pub Date : 2020-02-10 DOI: 10.2139/ssrn.3288878
Yingshan Chen, M. Dai, Luis Goncalves-Pinto, Jing Xu, Cheng Yan
We examine the problem of an investor who trades in a market with unobservable regime shifts. The investor learns from past prices and is subject to transaction costs. Our model generates significantly larger liquidity premia compared with a benchmark model with observable market shifts. The larger premia are driven primarily by suboptimal risk exposure, as turnover is lower under incomplete information. In contrast, the benchmark model produces (mechanically) high turnover and heavy trading costs. We provide empirical support for the amplification effect of incomplete information on the relation between trading costs and future stock returns. We also show empirically that such amplification is not driven by turnover. Overall, our results can help explain the large disconnect between theory and evidence regarding the magnitude of liquidity premia, which has been a longstanding puzzle in the literature. This paper was accepted by Kay Giesecke, finance.
我们研究了一个投资者在一个不可观察的制度变化的市场中交易的问题。投资者从过去的价格中学习,并受到交易成本的影响。与具有可观察到的市场变化的基准模型相比,我们的模型产生了更大的流动性溢价。较大的溢价主要是由次优风险敞口驱动的,因为在信息不完全的情况下,周转率较低。相比之下,基准模型(机械地)产生高周转率和沉重的交易成本。我们为不完全信息对交易成本与未来股票收益关系的放大效应提供了实证支持。我们也从经验上表明,这种放大不是由营业额驱动的。总的来说,我们的结果可以帮助解释关于流动性溢价幅度的理论和证据之间的巨大脱节,这一直是文献中一个长期存在的难题。这篇论文被财经的Kay Giesecke接受。
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引用次数: 2
Dynamic Slot Allocations with Different Patience Levels 不同耐心级别的动态插槽分配
Pub Date : 2020-02-06 DOI: 10.2139/ssrn.3532870
Ryuji Sano
This study considers a mechanism design problem in which service slots are allocated over time to buyers arriving at different periods. Some buyers can accept delayed service, whereas others cannot. Buyers have a multidimensional type representing their valuation and patience level. The seller fully commits to a mechanism with or without complete contingent contracts. We show that a deterministic mechanism is periodic ex-post incentive compatible if and only if the allocation rule is monotone in valuation and the "price equivalence" holds. In cases both with and without contingent contracts, the dynamic pivot mechanism with a reserve price maximizes the seller's expected revenue under a regularity condition, which is characterized by the linearity of the virtual valuation function. When the regularity holds, the fully optimal mechanism with contingent contracts is multi-contracting-proof, whereas the constrained optimal mechanism without contingent contracts is not.
本研究考虑了一个服务时段随时间分配给不同时间到达的购买者的机制设计问题。一些买家可以接受延迟服务,而另一些则不能。买家有一个多维类型,代表他们的估值和耐心水平。卖方完全承诺一个机制,无论是否有完整的或有合同。我们证明了一个确定性机制是周期事后激励相容的当且仅当分配规则在估值上是单调的,且“价格等价”成立。在有无或有合约的情况下,带底价的动态枢轴机制在一定的规则条件下使卖方的期望收益最大化,其特征是虚拟估价函数的线性。当规则成立时,有或有契约的完全最优机制是多重契约证明的,而没有或有契约的约束最优机制则不是多重契约证明的。
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引用次数: 0
Evidence and Skepticism in Verifiable Disclosure Games 可验证披露游戏中的证据与怀疑
Pub Date : 2020-02-05 DOI: 10.2139/ssrn.2978288
Daniel A. Rappoport
A key feature of communication with evidence is skepticism: to the extent possible, a receiver will attribute any incomplete disclosure to the sender concealing unfavorable evidence. The degree of skepticism depends on how much evidence the sender is expected to possess. I characterize when a change in the prior distribution of evidence induces more skepticism, i.e. induces any receiver to take an equilibrium action that is less favorable to the sender following every message. I formalize an increase in the sender’s (ex-ante) amount of evidence and show that this is equivalent to inducing more skepticism. As an input to this result, I fully characterize receiver optimal equilibrium outcomes in general verifiable disclosure games. I apply these results to a dynamic disclosure problem in which the sender obtains and discloses evidence over time. I identify the necessary and sufficient condition on the evidence structure such that the receiver cannot benefit from early inspections.
证据沟通的一个关键特征是怀疑主义:在可能的范围内,接收者会将任何不完全披露归咎于发送者隐瞒不利证据。怀疑的程度取决于寄件人期望拥有多少证据。我描述的是,当证据的先验分布发生变化时,会引起更多的怀疑,即导致任何接受者在每条信息之后采取对发送者不利的平衡行动。我将发送者(事前)证据数量的增加形式化,并表明这相当于引发更多的怀疑。作为这个结果的输入,我完全描述了一般可验证披露游戏中的接收者最优均衡结果。我将这些结果应用于一个动态披露问题,在这个问题中,发送方随着时间的推移获取并披露证据。我确定证据结构的必要和充分条件,以便接收方不能从早期检查中受益。
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引用次数: 25
Choice of Trade Policy for International Oligopoly with Incomplete Information 信息不完全情况下国际寡头垄断的贸易政策选择
Pub Date : 2020-02-01 DOI: 10.2139/ssrn.3642751
Haokai Ning
This paper studies the design of trade policies in an uncertain third market with incomplete information. Governments in each of the two countries select either direct quantity controls or subsidies in an attempt to shift profits in favour of their own firms in an oligopolistic setting. It is shown that the country with firms having information disadvantage tends to choose the direct quantity control, while the country with well-informed firms would use export subsidy (export quota) when the degree of uncertainty is sufficiently high (low).
本文研究了不完全信息条件下不确定第三方市场的贸易政策设计问题。在寡头垄断的环境下,两国政府要么选择直接数量控制,要么选择补贴,以使利润向有利于本国企业的方向转移。研究表明,当不确定性足够高(低)时,信息劣势企业倾向于选择直接数量控制,而信息优势企业倾向于使用出口补贴(出口配额)。
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引用次数: 2
Skill Acquisition and Data Sales 技能获取和数据销售
Pub Date : 2020-01-31 DOI: 10.2139/ssrn.2870190
Shiyang Huang, Y. Xiong, Liyan Yang
We develop a data-sales model to study the implications of alternative data for financial markets. Investors acquire skills to process the purchased raw data, and developing such skills is costly and involves considerable uncertainty. The data vendor controls the size of the data sample to influence the precision of the information investors can extract from the purchased data. Price informativeness is hump-shaped in skill-acquisition costs although the cost of capital and return volatility are U-shaped in skill-acquisition costs. Similar patterns can arise for skill mean and volatility. Our analysis suggests that the funds and data industries foster each other. This paper was accepted by Agostino Capponi, finance.
我们开发了一个数据销售模型来研究替代数据对金融市场的影响。投资者需要掌握处理购买的原始数据的技能,而开发这种技能的成本很高,而且涉及相当大的不确定性。数据供应商控制数据样本的大小,以影响投资者可以从购买的数据中提取的信息的精度。在技能获取成本中,价格信息性呈驼峰形,而在技能获取成本中,资本成本和回报波动性呈u形。类似的模式也可以出现在技能平均值和波动性上。我们的分析表明,基金和数据产业是相互促进的。这篇论文被金融学的阿戈斯蒂诺·卡波尼接受。
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引用次数: 7
期刊
Microeconomics: Asymmetric & Private Information eJournal
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