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...

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...

The present study is centered primarily on determining whether the German banking system is to be characterized by procyclical behavior from 2000 to 2011 and to what extent specific sectors of the German banking system showed significant balance sheet operations to increase their leverage within...

This paper examines the ex-dividend stock price behaviour in the Portuguese Stock Exchange between 1993 and 2002, a unique period characterized by a richness of different investor tax statuses and several tax changes. After classifying investors according to their tax profile and corresponding...

This paper investigates the existence of herding in the global equity market. We apply a methodology which utilises cross-country dispersion in index returns. An analysis of national indices world-wide unveils virtually no instances of global information cascades, as price patterns largely...

This paper investigates the short-run and long-run dynamics among the major sectoral stock indices of the Istanbul Stock Exchange over the period 1997-2011. Long-run relationship among these indices is analyzed by using both conventional Engle and Granger (1987) and Johansen-Juselius (1990)...

We further explore a new volatility explanation for the permanent price effect of index additions, using a sample of changes in the Nikkei 225. Additions to the index elicit significant price hikes, which tend to be permanent despite temporary price reversals. Meanwhile, investor awareness and...

The development of the interaction of monetary indicators, foreign stocks, and the stock price index in the context of the dynamics of the relationship are discussed short and long term. The analysis technique used is cointegration analysis and error correction mechanisms for the period...

We document a striking change in index return serial dependence across 20 major market indexes covering 15 countries in North America, Europe, and Asia. While many studies found serial dependence to be positive until the 1990s, it switches to negative since the 2000s. This change happens in most...

Because implied volatility is essential for pricing options, analyzing derivative strategies and measuring risk in investment portfolios containing derivatives, understanding variations in implied volatility also becomes vital. Aside from a secular trend, volatility clustering and calendar...