Daily financial market returns (as log difference in closing prices) may be quite sensitive to operation with low trading volumes and big changes in prices frequently traded at market closing times. This paper proposes a more robust estimation of market returns by providing a new indicator that...

This paper analyzes alternative models for emerging sovereign ratings. Although a small number of economic fundamentals explain ratings reasonably well, variations in those economic fundamentals are themselves explained by a small number of world factors. On the other hand, global financial...

If rating agencies add no new information to markets, their actions are not a public policy concern. But as rating changes may be anticipated, testing whether ratings add value is not straightforward. This paper argues that ratings and spreads are both noisy signals of fundamentals and suggest...

Modern financial regulation has been about the spread of market-sensitive riskmanagement systems for banks, the spill-over of this approach to other financial institutions and the retreat of regulatory ambition. There is evidence that these trends are leading to a more fragile financial system,...

Diese Studie analysiert den Erfolg von Handelsregeln auf dem deutschen Aktienmarkt, die Wertpapiere auf Basis hoher Dividendenrenditen auswählen. Auch nach Risikoadjustierung und Bereinigung um Transaktionskosten und Steuereffekte verbleiben im Vergleich zum DAX Überrenditen zwischen 2,50% und...

Rating-Meldungen europäischer Staaten und Werteffekte bei US-Banken: Eine Note zur Interdependenz globaler Kapitalmärkte Im Zuge der europäischen Schuldenkrise stellt sich die Frage, ob sich das Banken- und Finanzsystem der USA durch Ansteckungseffekte ebenso in Gefahr befindet. Vor dem...

Aus dem Eigenschafts- und Funktionsprofil derivativer Finanzinstrumente in Verbindung mit der Risikoeinstellung und dem Risikotragfähigkeitspotential der das Derivategeschäft betreibenden Marktakteure resultieren sowohl auf einzelwirtschaftlicher Ebene als auch auf der Ebene der Finanzmärkte...

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 outbreak dealt a severe blow to the global economy, especially to the airline industry, due to worldwide lockdown measures implemented by the authorities. This paper aims to investigate the impact of the COVID-19 pandemic on the airline stock performance of seven markets in Asia and...

This paper deals with the long-run stock performance after initial public offerings (IPOs) in the German capital market with a larger sample than prior studies and alternative benchmarks (the equally and the value-weighted market portfolio, size portfolios and matching stocks).