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 study the causal impacts of a tick size reduction policy in highly liquid stocks, exploiting a unique experiment in Borsa Istanbul leading to substantial exogenous variation in the tick size. Adapting a differences-in-differences strategy with a novel limit order and trade book data with...

What were the economic benefits and costs of preventing a stock market meltdown during the summer of 2015 by the Chinese government intervention? We answer this question by estimating the value creation for the stocks purchased by the government between the period starting with the market crash...

We examine the equity market reaction to events associated with the passage of a directive in the European Union (EU) mandating increased nonfinancial disclosure. These disclosures relate to firms' environmental, social, and governance (ESG) performance, and would be applicable to firms listed...

This paper examines how the introduction of the extended opening session of the futures market affects stock price behavior around the market opening. On January 1, 2001, the Taiwan Futures Exchange (TAIFEX) extended the trading hours by opening earlier 15 minutes than the Taiwan Stock Exchange...

This paper analyzes the impact of pre-trade transparency on price discovery. On January 1, 2003, the Taiwan Stock Exchange discloses unexecuted orders of the best five bid and ask prices to market participants. This rule change provides an opportunity to examine the impact of transparency on...

This paper examines the impact of MIB30 Index Futures on the volatility of the Italian Stock Exchange. The results suggest that the onset of futures trading may have led to diminished daily volatility. They also suggest that the nature of the volatility itself has not changed between the...

This paper examines the impact of increased pre-close transparency on the effectiveness of stock closing call. On January 1, 2003, the Taiwan Stock Exchange increases pre-close transparency by disclosing the best five bid and ask prices and related unexecuted orders before market closing. At the...

China launched a pilot scheme in March 2010 to lift the ban on short-selling and margin-trading for stocks on a designated list. We find that stocks experience negative returns when added to the list. After the ban is lifted, price efficiency increases while stock return volatility decreases....

The paper examines empirically the impact of price limits and trading halts on stock market volatility. Circuit breakers are regulatory instruments aiming to reduce severe price volatility and provide markets with a cooling off period. However, the effectiveness of circuit breakers on the...