In both the subprime crisis and the euro-area crisis, regulators imposed bans on short sales, aimed mainly at preventing stock price turbulence from destabilizing financial institutions. Contrary to the regulators' intentions, financial institutions whose stocks were banned experienced greater...

We use recent European restrictions to evaluate how traders substitute across available dark pools. Our findings suggest that restricting dark trading at the most prominent platform has a detrimental effect on dark trading activity. Annual dark trading in a restricted stock decreases by more...

A short squeeze is triggered if there is pressure on short sellers to cover their positions because of a sharp price increase or a recall of borrowed shares. This drives short sellers to close their positions early. We find that stock-day short-squeeze events are rare and short-lived. However,...

We investigate the role of enforcement strategy in improving firms' compliance with corporate disclosure regulations. We find that a responsive enforcement strategy developed by the Australian corporate and financial markets regulator, the Australian Securities and Investments Commission (ASIC),...

We investigate the effectiveness of regulatory oversight exercised by the SEC against auditors over the years 1996-2009. The evidence suggests that the SEC is significantly less likely to name a Big N auditor as a defendant, after controlling for both the severity of the violation and for the...

We exploit the landmark U.S. Supreme Court decision of Kokesh v. SEC [2017] as a unique identification strategy to investigate the value of securities law enforcement. The Kokesh decision was an unanticipated legal change that limits the SEC's ability to impose disgorgement—its most potent...

This paper studies strategic interactions between public and private enforcement of accounting regulation and their consequences for the deterrence of financial misreporting. We develop an economic model with a manager, a public enforcement agency, and an investor and derive equilibrium...

This paper presents the preliminary findings of an empirical analysis of sanctions imposed in proceedings brought by Australian Securities and Investments Commission (ASIC) and the Commonwealth Director of Public Prosecutions (CDPP) for contraventions of the directors' duties provisions of the...

This paper analyzes the impact of changes in regulatory priorities and resource allocation on criminal enforcement of white‐collar criminal activities. Using the 9/11 terrorist attacks as a shock to the FBI's priorities and allocation of investigative resources, as well as variation in the...

As in many other sectors of EU economies, 'artificial intelligence' (AI) has entered the scene of the financial services industry as a game-changer. Trading on capital markets is undoubtedly one of the most promising AI application domains. A growing number of financial market players have in...