Most stock exchange regulators around the world reacted to the 2007-2009 crisis byimposing bans or regulatory constraints on short-selling. Short-selling restrictions wereimposed and lifted at different dates in different countries, often applied to different sets ofstocks and featured different...

Most stock exchange regulators around the world reacted to the 2007-2009 crisis byimposing bans or regulatory constraints on short-selling. Short-selling restrictions wereimposed and lifted at different dates in different countries, often applied to different sets ofstocks and featured different...

This study examines the cross-sectional impact of the 2008 short sale ban on the returns of U.S. financial stocks. Motivated by the large cross-sectional variation in the extent to which banned stocks suffer an illiquidity shock, we hypothesize that stocks with larger liquidity declines are...

This paper investigates how firm debt disproportionately impacted the stock returns of firms who were highly exposed to the economic consequences of social distancing. Specifically, I use a difference-in-difference design to causally identify the impact that higher levels of firm debt had for...

We present evidence of significant bias in event studies that investigate the effect of U.S. monetary policy on U.S. stock prices. To overcome this bias, we propose a new identification method based on the "Impossible Trinity" theory which argues that an economy with a fixed exchange rate and...

This article investigates the effects of governmental activity (turnover and color) on stock returns in France which suffered 150 different governments between 1871 and 2008. An appointment ends an uncertainty: when a government is appointed the average monthly stock price return is three times...

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...

We examine short sellers' after-hours trading (AHT) following quarterly earnings announcements released outside of the normal trading hours. Our innovation is to use the actual short trades immediately after the announcements. We find that on these earnings announcement days, there is...

In this paper, we examine the behavior of returns across the-day-of-the-week in the context of the Tunisian Market. Our evidence indicates that Mondays have abnormally losses. In opposition, returns are significantly higher in Friday. We also find that these Monday and Friday specifications are...

In this paper, we provide evidence on two alternative mechanisms of interaction between returns and volatilities: the leverage effect and the volatility feedback effect. We stress the importance of distinguishing between realized volatility and implied volatility, and find that implied...