The COVID-19 pandemic, declared on March 11, 2020 by the World Health Organisation (WHO), has had a severe economic and financial impact on every economy around the world. This paper aims to analyze the short-term impact of COVID-19 on global financial stock market indices. We study the impact...

Efficiency in stock markets is essential for economic stability and growth. This study investigates the efficiency and herding behavior of the stock markets from the top economies of the world (known as G20 countries). We classify stock market indices using MSCI classification for the developed...

This paper compares the stock and credit default swap market reactions to the COVID-10 announcement with the reaction to the Lehman bankruptcy, investigating the effects of both negative news and policy measures announcements by industry. We find that the CDS market reaction is not statistically...

The admission by the Greek government on October 18, 2009, of large-scale accounting fraud in its national accounts sparked an unprecedented sovereign debt crisis that rapidly spread to the Euro-Zone's weakest member states. As the crisis increasingly drove a wedge between a seemingly resilient...

We analyze the impact of the most recent global financial crisis (GFC) on the seven most important Latin American stock markets. Our mean-variance analysis shows that the markets are significantly less volatile and, in general, investors prefer to invest in the post-GFC period. Our results from...

The Turn of the month effect is one of the better-known calendar anomalies. If a stock market is affected by the Turn of the month effect, it records significantly higher returns during a relatively short time period around the end of the old month and the beginning of the new one, than during...

We study circuit breakers in a fragmented, multi-market environment and investigate whether a coordination of circuit breakers is necessary to ensure their effectiveness. In doing so, we analyze 2,337 volatility interruptions on Deutsche Boerse and research whether a volume migration and an...

The study examines returns spillover, shock, and volatility transmission between Nigeria and selected global stock markets over the period January 2000 to August 2021 using a diagonal BEKK-AMGARCH model. Results show that the Nigerian stock market exhibits characteristics of inefficiency, as...

This working paper was written by Kalok Chan (Chinese University of Hong Kong Business School), F.Y. Eric Lam (Independent Researcher)*, Giorgio Valente (Hong Kong Institute for Monetary and Financial Research) and Siyuan Wu (Chinese University of Hong Kong Business School).Trading venues have...

We use seemingly unrelated regressions (SUR) and multivariate regression models (MVRM) in a panel sample of 74 American depository receipts (ADR) programs from Argentina, Brazil, Chile, and Mexico during the period May 1994 to May 2009 to analyze the behavior of ADR returns during the 300-day...