Following the work of Shin (1993) and Cain, Law and Peel (1997, 2001), several researchers have reported estimates of the fraction of money placed on sports betting by "insiders" with superior information to bookmakers. We show the method for estimating the fraction of insiders used in this...

We describe how the presence of insiders with superior information about potential outcomes of sporting events affects odds set by bookmakers, using a generalized version of the model in Shin (1991). The model has been widely cited as an explanation for the pattern of favorite-longshot bias...

Following the work of Shin (1993) and Cain, Law and Peel (1997, 2001), several researchers have reported estimates of the fraction of money placed on sports betting by "insiders" with superior information to bookmakers. We show the method for estimating the fraction of insiders used in this...

This paper carries out a first-of-its-kind evaluation of the effectiveness of insider dealing policy in the UK focusing on the civil regime's penalty-setting framework against individuals. Under the assumption that there is a risk of underestimating illegal benefits from insider dealing for the...

The Securities and Exchange Commission's investigative process remains opaque and challenging to study due to limited observability. Leveraging de-identified smartphone geolocation data, we provide new insights into the SEC's monitoring practices by tracking SEC-associated devices that visit...

Purpose - This study aims to explore the relationship between chief executive officer (CEO) power and stock price crash risk in India. Furthermore, it seeks to analyse how insider trades may moderate the impact of CEO power on stock price crash risk. Design/methodology/approach - A study of 236...

This study assesses the level of potential insider trading on the Saudi stock market (Tadawul) before and after the introduction of financial reforms. The level of potential insider trading is estimated by employing the market cleanliness measure (MCM) which determines the proportion of...

We describe how the presence of insiders with superior information about potential outcomes of sporting events affects odds set by bookmakers, using a generalized version of the model in Shin (1991). The model has been widely cited as an explanation for the pattern of favorite-longshot bias...

We use the multi-period DID (difference-in-differences) model and Chinese A-share listed companies from 2009 to 2019 to analyze the relation between the capital market opening and insider trading profitability. We find that capital market opening can significantly inhibit insider trading...

This paper analyzes the effects of loan contract amendments and insider trading on stock returns. Loan renegotiations are frequent and contain potentially relevant information about the financial health of firms. Because managers and officers are better informed about the outcome of such...

Securities regulation must balance the dual objectives of mitigating market abuse and permitting issuers to manage their capital flexibly and efficiently. This paper examines this issue in the specific context of the regulation of share buybacks within the insider dealing framework in a...

This paper investigates the impact of firms’ executive pay disparity on insider trading returns prior corporate earnings disclosures. We find evidence that executive pay disparity has a significant positive relationship with abnormal returns from insider purchases preceding the good earnings...

This paper examines the relationship between insider abnormal trading returns, executive pay disparity, and CEO turnover. Our study finds both independent and interaction effects of insider abnormal returns and CEO pay gap on the probability of CEO turnovers. First, an increase in insider...

We present a closed-form solution connecting the probability of informed trading (PIN) to the overlooked parameter that signaling private information is good or bad. Estimating PIN using illegal insider trading data, we find it sensitive to the certainty of positive private information in...

Does social trust restrain or exacerbate opportunistic behaviors of corporate insiders? On the one hand, insiders who are susceptible to a high trust environment surrounding them will be less opportunistic; on the other hand, unethical insiders may exploit high trust people to engage in more...

Share buybacks are in many respects a socially desirable financial technique, and the tremendous majority of these operations is surrounded by adequate safeguards preventing any risk of improper implementation. Yet share buybacks may, in some circumstances, reflect market manipulation practices,...

The illegalization of insider trading in most jurisdictions of the world has not received full acceptance. Whilst some legal and economic scholars are in support of the prohibition of insider trading for amounting to fraud and breach of fiduciary duties, others advocate for decriminalization of...

Insider trading law is famously incoherent, the well-recognized product of its piecemeal creation by the judiciary rather than Congress or (with exceptions) SEC rulemaking. Asking what the insider or tippee was thinking is both a doctrinal inquiry and an expression of exasperation aimed at those...

We find that aggregate opportunistic insider trading positively predicts future market returns in both in-sample and out-of-sample tests. A one-standard-deviation increase in our aggregate opportunistic insider trading index is associated with a 0.57% increase in S&P 500 excess returns in the...

Using a large sample of data on insiders’ stock selling and rumors about A-share listed companies in China, this study empirically tests whether and how rumors about companies are used to manipulate the market in the context of insiders’ stock selling. We find that the probability of a...

Previous work examined the long-run profitability of strategies mimicking the trades of company directors in the shares of their own company, as a way of testing for strong-form market efficiency. However, the evidence regarding returns during the month containing the insider trade was...

Corruption in finance is a relatively new topic which is gathering researcher's attention because of the increase in frauds and alike activities in the financial sector. The main aim of this article is to aid researchers to understand the overall trends, shifts and structure of corruption in...