The study examines how the lack of comparable public peers (“informational uniqueness”) is related to a firm's disclosure policy and information environment. Having less information spillover from other public firms may present an information deficiency if it is not compensated by other...

I examine EU regulations requiring timely public disclosures of large short positions. I find that these regulations, despite increasing costs to short selling, improve information efficiency during the earnings announcement period. Furthermore, disclosures mandated by these regulations contain...

Disclosure of insider trading are ambiguous pieces of information, as liquidity traders may not assess whether the trades are motivated by significant privileged information related to the true share value. This paper establishes an algorithm, relying on Bayesian inference that represents the...

Why do firms engage in costly, voluntary disclosure of informationwhich is subsumed by a later announcement? We consider a model inwhich the firm's manager can choose to disclose short-term informationwhich becomes redundant later. When disclosure costs are sufficientlylow, the manager discloses...

Pursuant to the Dodd-Frank Act, from 2015-2017, banks holding assets between $10 - $50 billion were required to disclose a portion of their company-run stress test results. These disclosures were intended to facilitate market discipline and bank monitoring. In contrast, we find that these...

This paper examines the problem of information asymmetry between foreign, local, institutional and individual investors on the Bucharest Stock Exchange (BVB) for the period 2004-2011. Using monthly returns for individual companies listed on BVB, stock market indices during the seven years...

In the framework of small-scale agent-based financial market models, the paper starts out from the concept of structural stochastic volatility, which derives from different noise levels in the demand of fundamentalists and chartists and the time-varying market shares of the two groups. It...

The paper proposes an elementary agent-based asset pricing model that, invoking the two trader types of fundamentalists and chartists, comprises four features: (i) price determination by excess demand; (ii) a herding mechanism that gives rise to a macroscopic adjustment equation for the market...

This paper uses proprietary data to evaluate the efficacy of single-stock circuit breakers on the London Stock Exchange during July and August 2011. We exploit exogenous variation in the length of the uncrossing periods that follow a trading suspension to estimate the effect of auction length on...

We analyze the impact of the pro-Russian conflict on stock returns in Russia and the Ukraine during the period November 21, 2013 to September 29, 2014. We utilize a newly created indicator for the degree of (de-)escalation based on an Internet search for conflict-related news. We find that...