We examine key developments in trade-related activity in derivatives markets during the COVID-19 pandemic. Using a unique database spanning 113 exchanges and 40 countries, we find significant large increases in volumes and open interest using event study methods. Further, drawing upon techniques...

Using the WHO announcement on March 11, 2020 and the Federal Reserve Bank announcement on April 9, 2020 as two events that represent the shock and the stimulus, this study finds that COVID-19 caused a negative shock to the global stock markets, especially in emerging markets and for small firms....

The effect of COVID‑19 on stock market performance has important implications for both financial theory and practice. This paper examines the relationship between COVID‑19 and the instability of both stock return predictability and price volatility in the U.S over the period January 1st,...

Regulatory and media concern has focused heavily on the potentially manipulative distortion of market prices associated with naked short selling. However, naked shorting can also have beneficial effects for liquidity and pricing efficiency. We empirically investigate the impact of naked...

We investigate the effect of economic crises on the direction of information flow and price discovery efficiency of spot and futures market by considering the near month Nifty50 index futures and its corresponding spot index. The period of study commences from January, 2004 to December, 2015 and...

Although the effects of economic news announcements on asset prices are well established, theserelationships are unlikely to be stable. This paper documents the time variation in the responses of yield curves and exchange rates using high-frequency data from January 2000 through August 2011....

We examine stock index futures and Treasury futures around the release time of 30 U.S. macroeconomic announcements. Nine of the 20 announcements that move markets show evidence of substantial informed trading before the official release time. Prices begin to move in the “correct” direction...

We examine stock index and Treasury futures markets around releases of U.S. macroeconomic announcements. Seven out of 21 market-moving announcements show evidence of substantial informed trading before the official release time. Prices begin to move in the "correct" direction about 30 minutes...

This paper examines the effects of the COVID-19 pandemic on stock returns, CDS and economic activity in the US and the five European countries (the UK, Germany, France, Italy, and Spain) which have been most affected. The sample period covers the dates from the first confirmed COVID-19 cases in...