Whether proprietary traders provide or take liquidity, and how their behavior evolves over the business cycle and across stocks, remains at the center of an ongoing debate. Using a unique dataset from the NYSE, we document that proprietary traders concentrate their trades in large and liquid...

On October 26, 2008, Porsche announced a largely unexpected domination plan for Volkswagen. The resulting short squeeze in Volkswagen's stock briefly made it the most valuable listed company in the world. We argue that this was a manipulation designed to save Porsche from insolvency and the...

The effective functioning of the municipal bond market is crucial for the provision of public services, as it is the largest capital market for state and municipal issuers. Prior research has documented tax, credit, liquidity, and segmentation effects in municipal bonds. Recent regulatory...

In this paper, I estimate the effect of mandatory greenhouse gas (GHG) emissions disclosure on corporate value. Using the introduction of mandatory GHG emissions reporting for firms listed on the Main Market of the London Stock Exchange as a source of exogenous variation, I find that firms most...

We examine the effects of mandatory ESG disclosure around the world using a novel dataset. Mandatory ESG disclosure increases the availability and quality of ESG reporting, especially among firms with low ESG performance. Mandatory ESG reporting has in turn beneficial effects on firm’s...

At the end of January 2021, a group of stocks listed on US stock exchanges experienced sudden surges in their stock prices, which - coupled with high short interest – led to brief short squeeze episodes. We argue that these short squeezes were the result of coordinated trading by retail...

This paper examines short sales transaction volumes on the first trading day of 610 initial public offerings (IPOs) from 2011 to 2015. The tests provide evidence of informed trading immediately at the IPO. Results reveal that short selling volume on the first trading day of the IPO is...

This article examines the recent regulatory developments with regard to short selling. Short selling regulation is an important factor in firm governance because it affects the way in which firms are subject to market discipline. We begin with a comprehensive compilation of emergency...

This paper studies the earnings management behavior of a manager in a strategic game in which the manager may have incentives to avoid earnings below the analysts' consensus forecast and the analysts aiming to provide accurate forecasts behave as rational Bayesians. Our analysis reveals the...

We investigate regulatory arbitrage during the G20's global derivatives market reform. Using hand-collected data on staggered reform progress, we find that banks shift their trading towards less regulated jurisdictions. The result is driven by agenda items – such as the promotion of central...