Der Handel mit Optionen gewinnt auf volatileren Agrarmärkten zunehmend an Bedeutung. Nun stellt sich die Frage, ob der Optionshandel ein sinnvolles Instrument zur Risikoabsicherung von Landwirten und Landhändlern darstellt oder ob er vielmehr ein Treiber der Agrarpreisvolatilität ist. Die...

In the wake of the dot.com collapse, investor sentiment toward initial public offerings (IPOs) has turned negative. To many investors, IPOs have come to symbolize the insider abuses and stock market excesses of the Internet bubble period; to others, investing in IPOs is inherently fraught with...

Der Handel mit Optionen gewinnt auf volatileren Agrarmärkten zunehmend an Bedeutung. Nun stellt sich die Frage, ob der Optionshandel ein sinnvolles Instrument zur Risikoabsicherung von Landwirten und Landhändlern darstellt oder ob er vielmehr ein Treiber der Agrarpreisvolatilität ist. Die...

There has recently been considerable interest in the potential adverse effects associated with excessive uncertainty in energy futures markets. Theoretical models of investment under uncertainty predict that increased uncertainty will tend to induce firms to delay production and investment....

In this paper I test for and model volatility jumps for the General Index (GD) of the Athens Stock Exchange (ASE), expanding the previous literature on the ASE in various ways. Using intraday data I first construct various state-of-the-art realized volatility estimators which I then use in...

A literature review demonstrates credible evidence linking higher firm-specific stock return volatility to a more efficient stock market on one hand; and to higher firm-specific fundamentals volatility on the other. These results are reconciled if (1) market efficiency is interpreted as...

We test for and model volatility jumps for three major indices of the Athens Stock Exchange (ASE).Using intraday data we rst construct several, state-of-the-art realized volatility estimators. We use these estimators to construct the jump components of volatility and perform various tests on...

Discussions on the separate effect of oil price and exchange rate fluctuations on economic activity and corporate performance in Nigeria are inconclusive. This study investigates the simultaneous influence of oil price and exchange rate and the impact of the different exchange rate regimes...

This study examines the effect of ETF on the volatility of its underlying asset in Nigeria. Newgold ETF that tracks daily prices of gold/g in rand was used in the study. We collected data on daily prices from January, 2014 to May, 2015 on the ETF and the gold and tested for volatility using ARCH...

We explore the determinants of equity price risk of non-financial corporations. Operating and asset characteristics are by far the most important determinants of risk. For the median firm, financial risk accounts for only 15% of observed stock price volatility. Furthermore, financial risk has...